4月23日发生过什么？

Battle of Clontarf

The Battle of Clontarf (Irish: Cath Chluain Tarbh) was a battle that took place on 23 April 1014 at Clontarf, near Dublin, on the east coast of Ireland. It pitted the forces of Brian Boru, high king of Ireland, against a Norse-Irish alliance comprising the forces of Sigtrygg Silkbeard, king of Dublin, Máel Mórda mac Murchada, king of Leinster, and a Viking contingent led by Sigurd of Orkney and Brodir of Mann. It lasted from sunrise to sunset, and ended in a rout of the Viking and Leinster forces. It is estimated that between 7,000 and 10,000 men were killed.

Clontarf, Dublin, Ireland · County Dublin, Ireland

The first knights of the Order of the Garter, an order of chivalry founded by King Edward III of England, were appointed

The Most Noble Order of the Garter is an order of chivalry founded by King Edward III in 1348. The most senior order of knighthood in the British honours system, it is outranked in precedence only by the decorations of the Victoria Cross and the George Cross. The Order of the Garter is dedicated to the image and arms of Saint George, England's patron saint.

Portuguese explorer Pedro Alvarez Cabral reaches new coastline (Brazil)

Pedro Álvares Cabral (European Portuguese: [ˈpeðɾu ˈalvɐɾɨʃ kɐˈβɾal], Brazilian Portuguese: [ˈpedɾu ˈawvɐɾɨʃ, ˈawvɐɾɨs kɐˈbɾal]; born Pedro Álvares de Gouveia; c. 1467 or 1468 – c. 1520) was a Portuguese nobleman, colonizer, military commander, navigator and explorer regarded as the European discoverer of Brazil. He was the first human in history to ever be on four continents, uniting all of them in his famous voyage of 1500, where he also conducted the first substantial exploration of the northeast coast of South America and claimed it for Portugal.

Raid of Marrakesh (1515)

The Raid of Marrakesh took place on April 23 1515, when the Portuguese governor of Safi Nuno Fernandes de Ataíde led a raid that penetrated as far as Marrakesh in hopes of forcing its Hintata ruler to accept Portuguese suzerainty. The attack, however, failed. It is considered the most daring exploit in the career of Ataíde and the high point of Portuguese expansion in Morocco.

Battle of Villalar

The Battle of Villalar was a battle in the Revolt of the Comuneros fought on April 23, 1521 near the town of Villalar in Valladolid province, Spain. The royalist supporters of King Charles I won a crushing victory over the comuneros rebels. Three of the most important rebel leaders were captured, Juan de Padilla, Juan Bravo, and Francisco Maldonado.

Spain

Siege of Otate

The 1578 siege of Otate (御館の乱, Otate no ran) took place following the sudden death of Uesugi Kenshin. Kenshin had requested that the inheritance be split between his nephew, Uesugi Kagekatsu, and his adopted son Uesugi Kagetora. This conflict happened because of neither heirs being born with the Uesugi name. Kagekatsu was the biological son of Nagao Masakage and Kagetora was biological son of Hojo Ujiyasu. Before the situation could escalate into an armed conflict, Takeda Katsuyori acted as the mediator between those two. Therefore, eventually the Uesugi was divided for a military conflict. The Takeda supported Kagekatsu and the Hojo supported Kagetora. Thus, on April 23, 1578— the 17th day of the 3rd month of Tensho 6 on the Japanese lunar calendar— Uesugi Kagekatsu led a force from his castle at Kasugayama to besiege Otate castle .

Japan

Siege of Eindhoven (1583)

The Siege of Eindhoven, also known as the Capture of Eindhoven of 1583, took place between February 7 and April 23, 1583, at Eindhoven, Duchy of Brabant, Spanish Netherlands (present-day North Brabant, the Netherlands) during the Eighty Years' War and the Anglo-Spanish War (1585–1604). On February 7, 1583, a Spanish force sent by Don Alexander Farnese (Spanish: Alejandro Farnesio), Governor-General of the Spanish Netherlands, commanded by Karl von Mansfeld and Claude de Berlaymont laid siege to Eindhoven, an important and strategic city of Brabant held by Dutch, Scottish and French soldiers under the States' commander Hendrik van Bonnivet.

Eindhoven, Netherlands

The first public school in the United States, the Boston Latin School, is founded

The Boston Latin School is a magnet Latin grammar state school in Boston, Massachusetts. It has been in continuous operation since it was established on April 23, 1635, and is one of the oldest existing schools in the United States, the other being Collegiate School in New York City.

Siege of Santo Domingo (1655)

The Siege of Santo Domingo of 1655, was fought between April 23, 1655 to April 30, 1655 at the Spanish Colony of Santo Domingo. A force of 2,400 Spanish troops led by Governor Don Bernardino Meneses y Bracamonte, Count of Peñalba, successfully resisted a force of 13,120 troops and 34 ships of the English Commonwealth Navy led by Admiral Sir William Penn. The English force landed some thirty miles from their objective, the city of Santo Domingo. After a march of four days through heavy rough country with little water, the column was routed in an ambush by a few hundred vaqueros.

Santo Domingo, Dominican Republic

Treaty of Oliva

The Treaty or Peace of Oliva (Polish: Pokój Oliwski; Swedish: Freden i Oliva; German: Vertrag von Oliva) was one of the peace treaties ending the Second Northern War (1655–1660). It was signed on 3 May [O.S. 23 April] 1660. The Treaty of Oliva, the Treaty of Copenhagen in the same year, and the Treaty of Cardis in the following year marked the high point of the Swedish Empire.

Treaty of Oliva is established between Sweden and Poland.

Northern War of 1655–1660

The Northern War of 1655–1660 was fought between the Swedish Empire and the Polish–Lithuanian Commonwealth, with participation at different times by Russia, Brandenburg-Prussia, the Habsburg monarchy, and Denmark–Norway. It ended with the treaties of Copenhagen and Oliva in 1660. In 1655, Charles X took advantage of the Russo-Polish War (1654–67) to over-run western Poland. The Grand Duchy of Lithuania was annexed by Sweden, and John II Casimir Vasa took refuge in Vienna.

This entry records the event's end date, as given in the source infobox.

King Charles II of England, Scotland and Ireland is crowned in Westminster Abbey

Charles II (29 May 1630 – 6 February 1685) was King of Scotland from 1649 until 1651 and King of England, Scotland, and Ireland from the 1660 Restoration of the monarchy until his death in 1685. Charles II was the eldest surviving child of Charles I of England, Scotland and Ireland and Henrietta Maria of France.

Battle of Sokolki

The Battle of Sokolka took place on April 23, 1709, near the town of Poltava, Ukraine, during the ninth year of the Great Northern War. The Swedish army of close to 3,000 cavalry under the command of Carl Gustaf Kruse and 3,500 Cossacks of Kost Gordiyenko and Ivan Mazepa launched a surprise attack on a Russian camp of about 3,000 cavalrymen and 2,000 Cossacks under Karl Evald von Rönne. Although encamped and taken by surprise, the Russians were immediately alerted and successfully counterattacked, cutting their way through the enemy forces, and eventually escaped, having captured 4 guns left behind by the fleeing Zaporozhian Cossacks and a number of prisoners.

Ukraine

Johann Sebastian Bach leads the first performance of his cantata Du Hirte Israel, höre, BWV 104, illustrating the topic of the Good Shepherd in pastoral music

Du Hirte Israel, höre (You Shepherd of Israel, hear), BWV 104, is a church cantata by Johann Sebastian Bach for the second Sunday after Easter. Bach composed the work as part of his first cantata cycle for Leipzig and first performed it on 23 April 1724. The topic of the cantata, based on the prescribed reading from the Gospel of John, is Jesus as the Good Shepherd.

Battle of Miranpur Katra

The Battle of Miranpur Katra was the decisive military engagement between the Oudh State and the British East India Company against the Kingdom of Rohilkhand in the First Rohilla War.

Action of 23 April 1794

The action of 23 April 1794 took place between a British squadron of five frigates under the command of Sir John Borlase Warren and three frigates and a corvette under the command of Chef d'escadre Georges Desgarceaux during the War of the First Coalition. Three of the French ships were captured.

Guernsey

Battle of Ratisbon

The Battle of Ratisbon, also called the Battle of Regensburg, was a meeting engagement fought on 23 April 1809, during the Napoleonic Wars, between the army of the French Empire, led by Napoleon I, and that of the Austrian Empire, led by Archduke Charles. Scene of the last engagement of the Bavaria phase of the campaign of 1809, the brief defense of the city and installation of a pontoon bridge to the east enabled the retreating Austrian army to escape into Bohemia.

Battle of Cesenatico

The Battle of Cesenatico was a minor battle in the Neapolitan War that took place on 23 April 1815 in the town of Cesenatico on Adriatic coast. The main Neapolitan army, commanded by their king, Joachim Murat, was retreating to their original headquarters in Ancona following a string a defeats in northern Italy. The Neapolitans were being pursued by an Austrian corps under the command of Adam Albert von Neipperg. During the evening of the 23 April, while a Neapolitan garrison of 3,000 men were stationed in the town, a small force of 600 Austrians hussars and jägers rushed the single stone bridge into the town.

Cesenatico, Italy

Second Serbian Uprising

The Second Serbian Uprising was the second phase of the Serbian Revolution against the Ottoman Empire, which erupted shortly after the re-annexation of the country to the Ottoman Empire in 1813. The occupation was enforced following the defeat of the First Serbian Uprising (1804–1813), during which Serbia existed as a de facto independent state for over a decade. The second revolution ultimately resulted in Serbian semi-independence from the Ottoman Empire.

The Second Serbian Uprising: A second phase of the national revolution of the Serbs against the Ottoman Empire, erupts shortly after the annexation of the country to the Ottoman Empire.

Battle of Mysunde (1848)

The Battle of Mysunde (1848), or the First Battle of Mysunde took place in the First Schleswig War at Mysunde, Germany. The battle occurred April 23, 1848. The battle resulted in a Danish defeat.

Germany

Battle of Schleswig

The Battle of Schleswig occurred near the Danevirke on Easter morning, 23 April 1848 as the second battle of the First Schleswig War of 1848–1850. Prussia had just entered the war and had sent almost 12,000 troops to Schleswig-Holstein on command of the German Confederation. Counting reserves, General Wrangel commanded in total more than 18,000 men – almost three times the size of the Danish forces.

Battle of Günterstal

The Battle of Günterstal took place on 23 April 1848 during the Baden Revolution at Jägerbrunnen not far from the village of Günterstal. Here government troops stopped a vanguard of the militants who were advancing towards the city of Freiburg im Breisgau under Franz Sigel.

Battle of Kolding (1849)

The Battle of Kolding was a battle during the First Schleswig War fought between a Prussian army under Eduard von Bonin and a Danish army under Frederik Rubeck Bülow in Kolding, Denmark on 23 April 1849. The Prussians were victorious and the Danish army was forced to retreat towards Vejle and Fredericia.

Denmark

Battle of Monett's Ferry

The Battle of Monett's Ferry or Monett's Bluff (April 23, 1864) saw a Confederate States Army force led by Brigadier General Hamilton P. Bee attempt to block a numerically superior Union Army column that was commanded by Brigadier General William H. Emory during the Red River Campaign of the American Civil War. Confederate commander Major General Richard Taylor set a trap for the retreating army of Major General Nathaniel P.

Battle of Munford

The Battle of Munford took place in Munford, Alabama, on Sunday, April 23, 1865, during the raid through the state by 1,500 Union Army cavalrymen under General John T. Croxton, part of the force participating in Wilson's Raid. The Battle of Munford and a minor action at Hendersonville, North Carolina on the same day were the last battles of the American Civil War in the Eastern Theater of the American Civil War (east of the Mississippi River). The Confederate soldiers in the battle were described as convalescents, home guards, and pardoned deserters, while the Union cavalry was a veteran force armed with 7-shot Spencer repeating carbines.

Alabama, United States

Battle at Sappa Creek

The Battle of Sappa Creek, or Massacre at Cheyenne Hole, was fought on April 23, 1875, between Company H of the Sixth United States Cavalry under the command of Second Lieutenant Austin Henely and a group of Cheyenne Indians led by Little Bull. The conflict took place in modern-day Rawlins County, Kansas, and was both the final and the deadliest battle in the Red River War.

Kansas, United States

Taunton by-election, 1887

The Taunton by-election of 1887 was held on 23 April 1887 in Taunton, Somerset, following the succession of the incumbent, Samuel Charles Allsopp, to the peerage upon the death of his father, becoming 2nd Baron Hindlip. One of Lord Hindlip's brothers, Alfred Percy Allsopp, stood for the Conservative Party, while James Harris Sanders was the candidate for the Liberal Party. Allsopp was elected, with a majority of 536 votes (23.1%). Although they had considered not contesting the election because the area was a Conservative stronghold, the Liberals decided to do so in order to generate a discussion on the issue of Home Rule for Ireland.

United Kingdom

Battle of Caldera Bay

The Battle of Caldera Bay, or the Sinking of the Blanco Encalada, was an engagement fought in the port of Caldera Bay during the 1891 Chilean Civil War between Balmacedist and Congressional naval forces on 23 April 1891. It involved two Balmacedist torpedo boats, Almirante Lynch and Almirante Condell, and the Congressional armored frigate Blanco Encalada. After both torpedoes from Almirante Condell had missed, Blanco Encalada was hit by a torpedo from Almirante Lynch and sank in minutes, with the loss of 182 men. The loss of Blanco Encalada hindered the Congressional forces, but they ultimately defeated the Balmacedist forces that August.

Caldera, Chile, Chile

1897 Wellington Suburbs by-election

The Wellington Suburbs by-election of 1897 was a by-election held on 23 April 1897 during the 13th New Zealand Parliament in the urban lower North Island electorate of Wellington Suburbs.

New Zealand

Battle of Quingua

The Battle of Quingua was fought on April 23, 1899, in Quingua — now Plaridel, Bulacan, Philippines, during the Philippine-American War (1899-1902). The engagement was a two-part battle that started general Elwell S. Otis' Bulacan and Pampanga offensive a day early. The first phase was a brief victory for the young Filipino general Gregorio del Pilar when he stopped the advance of the American Cavalry led by Major J. Franklin Bell. In the second phase of the battle, Bell was reinforced by the 1st Nebraskan Infantry who routed the Filipinos, but not before they repelled a cavalry charge that killed Colonel John M.

Plaridel, Bulacan, Philippines

1904 FA Cup final

The 1904 FA Cup final was a football match between Bolton Wanderers and Manchester City on 23 April 1904 at Crystal Palace in London. The showpiece match of English football's primary cup competition, the Football Association Challenge Cup (better known as the FA Cup), it was the 33rd Cup final, and the tenth at Crystal Palace. Each team progressed through four rounds to reach the final.

London, United Kingdom

Dewsbury by-election, 1908

The Dewsbury by-election of 1908 was held on 23 April 1908. The by-election was held due to the incumbent Liberal MP, Walter Runciman being appointed President of the Board of Education. It was retained by Runciman.

United Kingdom

In Portugal, a magnitude 6.0 earthquake strikes near Lisbon, killing at least 60 people and injuring 75

The 1909 Benavente earthquake occurred on 23 April at 17:39 GMT with an epicenter in the Lisbon region of Portugal. The earthquake had an estimated moment magnitude of 6.0 and had maximum Mercalli intensity of IX (Violent). Beneath the Lower Tagus Valley, where the earthquake occurred, is a system of normal faults that were reactivated during the Eocene as reverse faults.

1914 Tasmanian local elections

The 1914 Tasmanian local elections were held on 23 April 1914 to elect the councils of all 53 local government areas (LGAs) in Tasmania.

Results of the 1914 Tasmanian local elections

This is a list of local government area results for the 1914 Tasmanian local elections.

Battle of Katia

The Battle of Katia, also known as the Affair of Qatia by the British, was an engagement fought east of the Suez Canal and north of El Ferdan Station, in the vicinity of Katia and Oghratina, on 23 April 1916 during the Defence of the Suez Canal Campaign of World War I.

Samarra offensive

The Samarra offensive (March 13 – April 23, 1917) was launched by the British against the Ottomans as part of the Mesopotamian campaign in Ottoman Iraq during World War I. After Baghdad fell to the British on March 11, 1917, there were still 10,000 Ottoman troops north of the city, led by Khalil Pasha, who could represent a threat to Anglo-Indian forces.

This entry records the event's end date, as given in the source infobox.

Iraq

Zeebrugge Raid

The Zeebrugge Raid (Dutch: Aanval op de haven van Zeebrugge; French: Raid sur Zeebruges) on 23 April 1918, was an attempt by the Royal Navy to block the Belgian port of Bruges-Zeebrugge. The British intended to sink obsolete ships in the canal entrance, to prevent German vessels from leaving port.

The Estonian Constituent Assembly is held in Estonia, which marks the birth of the Estonian Parliament, the Riigikogu

The Estonian Constituent Assembly (Estonian: Asutav Kogu) was elected on 5–7 April 1919, called by the Estonian Provisional Government during the Estonian War of Independence.

The Grand National Assembly of Turkey (TBMM) is founded in Ankara. The assembly denounces the government of Sultan Mehmed VI and announces the preparation of a temporary constitution

The Grand National Assembly of Turkey is the unicameral legislative branch of the Turkish government. It is the sole body given the legislative prerogatives by the unitary Turkish Constitution.

Bedford by-election, 1921

The Bedford by-election, 1921 was a parliamentary by-election held for the House of Commons constituency of Bedford on 23 April 1921.

United Kingdom

1921 FA Cup final

The 1921 FA Cup final was contested by Tottenham Hotspur and Wolverhampton Wanderers, which at the time was a Football League Second Division club, at Stamford Bridge. Spurs won by a single goal, scored by Jimmy Dimmock, eight minutes into the second half. The cup was presented to Tottenham Hotspur by King George V. George Edmonds, who played on the losing side, was the last surviving player from the game.

United Kingdom

1927 FA Cup Final

The 1927 FA Cup Final was an association football match between Cardiff City and Arsenal on 23 April 1927 at the original Wembley Stadium (then called Empire Stadium). The showpiece match of English football's primary cup competition, the Football Association Challenge Cup (better known as the FA Cup), it was the first such final to be broadcast on the radio. The victory by Cardiff marked the only occasion in the history of the tournament that the trophy had been won by a team outside England; the Cup had previously been referred to in the press as the "English Cup".

England, United Kingdom

1932 FA Cup final

The 1932 FA Cup final was contested by Newcastle United and Arsenal at Wembley Stadium in what became known as the "Over The Line" final. Newcastle won 2–1, both of their goals scored by Jack Allen. Arsenal had led 1–0 with a Bob John goal, but Newcastle's equaliser came after a long ball that had appeared to pass over the goal line.

April Constitution of Poland

The April Constitution of Poland (Polish: Ustawa konstytucyjna 23 IV 1935 or Konstytucja kwietniowa) was the general law passed by the act of the Polish Sejm on 23 April 1935. It introduced in the Second Polish Republic an authoritarian presidential system that no longer operated on the basis of the functional separation of powers.

1935 San Diego mayoral election

The 1935 San Diego mayoral election was held on April 23, 1935, to elect the mayor for San Diego. Two mayors had resigned since the previous mayoral election, and no incumbent mayor stood for reelection. In the primary election, Percy J. Benbough and A. Ray Sauer Jr. received the most votes and advanced to a runoff election. Benbough was then elected mayor with a majority of the votes in the runoff.

1938 Scottish Cup final

The 1938 Scottish Cup Final was played on 23 April 1938 at Hampden Park in Glasgow and was the final of the 60th Scottish Cup. East Fife and Kilmarnock contested the match. Following a 1–1 draw, the match was replayed on 27 April 1938, at the end of normal time the score was 2–2. East Fife, managed by David McLean, then went on to win the match 4–2 to win their only Scottish Cup.

Glasgow, United Kingdom

Rhythm Club fire

The Rhythm Club fire (or The Natchez Dance Hall Holocaust) was a fire in Natchez, Mississippi, United States on the night of April 23, 1940 that killed 209 people and severely injured many others. Hundreds of people became trapped inside the one-story steel-clad wooden building. The victims were mostly African Americans. The dance hall, which was a converted blacksmith shop once used as a church, was located in a one-story frame building at 1 St. Catherine Street, blocks from the city's business district. At the time, this was the second most deadly building fire in the history of the nation.

Mississippi, United States

April 1941 Italian offensive in Epirus

From 13 to 23 April 1941, Italy fought an offensive against Greece in the final phase of the Greco-Italian War. The Greek army, which had pushed the Italians back into Albania, was forced to retreat due to the rapid success of the German invasion of Greece since 6 April. The retreating Greek forces were attacked by the Italians, who pressed south, recovered southern Albania and occupied territories in the Greek region of Epirus.

This entry records the event's end date, as given in the source infobox.

Operation Herring

Operation Herring (Herring 1) was the last World War II airborne combat drop in Europe.

This entry records the event's end date, as given in the source infobox.

Battle of Wagenborgen

The Battle of Wagenborgen (21 - 23 April 1945) was one of the last offensives in the Netherlands during the Liberation of Delfzijl (Operation Canada) of World War II. The Canadians became trapped in the village of Wagenborgen and unexpectedly encountered heavy resistance from the Germans under constant shelling for three days. A total of 27 people were killed.

This entry records the event's end date, as given in the source infobox.

7th National Congress of the Chinese Communist Party

The 7th National Congress of the Chinese Communist Party was convened from April 23 to June 11, 1945, in Yan'an, Shaanxi. It took place near the end of the Second Sino-Japanese War during a period of uneasy truce between the Kuomintang and Communist parties, with each maintaining their headquarters in different regions of China. It was preceded by the 6th National Congress and followed by the 8th National Congress.

This entry records the event's start date, as given in the source infobox.

Philippine House of Representatives elections, 1946

The Elections for the House of Representatives of the Philippines were held on April 23, 1946. Held on the same day as the presidential election, it was held after the Nacionalista Party had split permanently into two factions: the "Conservative" faction headed by president Sergio Osmeña and the "Liberal" faction headed by Senate president Manuel Roxas which will later be the Liberal Party. Roxas and the Liberals won the elections leaving the Nacionalistas in the minority in both houses of Congress. Candidates from the leftist Democratic Alliance won six seats in the House of Representatives but were not allowed to take their seats on grounds of fraud and violent campaign tactics during the election.

Philippines

Philippine presidential election, 1946

Presidential, legislative and local elections were held on 23 April 1946 (pursuant to Commonwealth Act No. 725).

Philippines

Philippine Senate election, 1946

The Elections for the members of the Senate held on April 23, 1946 (pursuant to Commonwealth Act No. 725).

Philippines

The PLAN was formally established on 23 April 1949 and traces its lineage to maritime fighting units during the Chinese Civil War, including many elements of the Republic of China Navy which had defected

The People's Liberation Army Navy (PLAN), also known as PLA Navy or Chinese Navy, is the maritime service branch of the People's Liberation Army. The world's largest navy by number of vessels, it maintains more than 700 warships and support vessels as of 2024. Composed of the Surface Force, the Submarine Force, the Coastal Defense Force, the Marine Corps and the Naval Air Force, the PLAN has a total strength of 384,000 personnel, including 55,000 marines and 50,000 naval aviation personnel.

American journalist William N. Oatis was arrested for espionage by the communist government of Czechoslovakia

William Nathan Oatis (January 4, 1914 – September 16, 1997) was an American journalist who gained international attention when he was charged with espionage by the communist Czechoslovakia in 1951. He was subsequently jailed until 1953.

Battle of Yultong

The Battle of Yultong (Korean: 율동 전투; RR: Yultong Jeontu; Filipino: Labanan sa Yultong), also known as the Battle of Meiluodong (Chinese: 美罗洞战斗; pinyin: Měiluódòng Zhàndòu), Battle of Yuldong, Battle of Height 152 or Battle of Yuldong-ri, took place during the Korean War.

This entry records the event's end date, as given in the source infobox.

South Korea

1952 Cannes Film Festival

The 5th Cannes Film Festival took place from 23 April to 10 May 1952. French author Maurice Genevoix served as jury president for the main competition. The Grand Prize of the Festival was awarded, as the highest prize, to Othello by Orson Welles and Two Cents Worth of Hope by Renato Castellani. The festival opened with An American in Paris by Vincente Minnelli.

This entry records the event's start date, as given in the source infobox.

France

1955 Hokkaido gubernatorial election

A gubernatorial election was held on 23 April 1955 to elect the Governor of Hokkaido Prefecture.

Hokkaido, Japan

1955 Saga gubernatorial election

A gubernatorial election was held on 23 April 1955 to elect the Governor of Saga Prefecture. Incumbent Naotsugu Nabeshima defeated newcomer Genji Yoshida.

1956 Cannes Film Festival

The 9th Cannes Film Festival took place from 23 April to 10 May 1956. French actor, director and producer Maurice Lehmann served as jury president for the main competition. The Palme d'Or, the festival's top prize, was awarded to The Silent World by Jacques-Yves Cousteau and Louis Malle.

This entry records the event's start date, as given in the source infobox.

France

1959 Hokkaido gubernatorial election

A gubernatorial election was held on 23 April 1959 to elect the Governor of Hokkaido Prefecture.

Hokkaido, Japan

1959 Saga gubernatorial election

A gubernatorial election was held on 23 April 1959 to elect the Governor of Saga Prefecture. Sunao Ikeda won the governorship in an election of three newcomers.

Foreign interventions by Cuba

Cuba intervened into numerous conflicts during the Cold War. The country sent medical and military aid into foreign countries to aid Socialist governments and rebel groups. These interventionist policies were controversial and resulted in isolation from many countries. Due to the ongoing Cold War, Cuba attempted make allies across Latin America and Africa. Cuba believed it had more freedom to intervene in Africa as the U.S. was more concerned about Latin America.

Panama

During the Algiers putsch by French generals, President Charles de Gaulle announces he has assumed emergency powers, and calls on troops and civilians to support him

Charles André Joseph Marie de Gaulle (22 November 1890 – 9 November 1970) was a French general and statesman who led the Free French Forces against Nazi Germany and its puppet state of Vichy France in World War II and chaired the Provisional Government of the French Republic from 1944 to 1946 to restore democracy back in France.

Aeroflot Flight 2723

Aeroflot Flight 2723 was a Soviet domestic passenger flight from Bina International Airport to Makhachkala Airport. On 23 April 1966, the Ilyushin Il-14 flying this route ditched in the Caspian Sea following unexplained engine problems. None of the 33 on board survived.

Soyuz 1

Soyuz 1 (Russian: Союз 1, lit. 'Union 1') was a crewed spaceflight of the Soviet space program. Launched into orbit on 23 April 1967 carrying cosmonaut colonel Vladimir Komarov, Soyuz 1 was the first crewed flight of the Soyuz spacecraft. The flight was plagued with technical issues, and Komarov was killed when the descent module crashed into the ground due to a parachute failure.

1967 Sabah state election

The 1967 Sabah state election were held between 8 April to 23 April 1967, with nomination day on 8 March 1967. This was the first state election to take place, after Sabah independence from British and subsequently joining Malaysia in 1963. Sabah Alliance which consists of United Sabah National Organisation (USNO) and Sabah Chinese Association (SCA), won 19 of the 32 seats and gained simple majority to form government.

This entry records the event's end date, as given in the source infobox.

1968 Sioux Falls mayoral special election

The 1968 Sioux Falls mayoral special election took place on April 23, 1968, following a primary election on April 9, 1968. Mayor V. L. Crusinberry, first elected in the 1961 recall election and re-elected unopposed in 1964, died on December 12, 1967. The City Commission voted to hold a special election on April 9. City Auditor G.

South Dakota, United States

Jathibhanga massacre

The Jathibhanga massacre (Bengali: জাঠিভাঙ্গা গণহত্যা) was a massacre of between 3,000 and 3,500 Bengali & Rajbanshi Hindus in Jathibhanga, Thakurgaon District, East Pakistan (now Bangladesh) on 23 April 1971. It was perpetrated by the Pakistani Army in collaboration with the Razakars as part of the 1971 Bangladesh genocide. The collaborators included members from Jamaat-e-Islami, Muslim League and Pakistan Democratic Party.

1972 Baden-Württemberg state election

The 1972 Baden-Württemberg state election was held on 23 April 1972 to elect the members of the 5th Landtag of Baden-Württemberg. The incumbent Christian Democratic Union (CDU) government under Minister-President Hans Filbinger was re-elected, this time gaining a majority in the Landtag.

Baden-Württemberg, Germany

1974 Sioux Falls mayoral election

The 1974 Sioux Falls mayoral election took place on April 23, 1974, following a primary election on April 9, 1974. Incumbent Mayor Mike Schirmer, who was first elected in a 1968 special election and re-elected unopposed in 1969, ran for re-election. He placed first in the primary with 44 percent of the vote.

South Dakota, United States

1974 Israeli Labor Party leadership election

The 1974 Israeli Labor Party leadership election was held on 23 April 1974. It saw the party's central committee elect Yitzhak Rabin to succeed Golda Meir as the party's leader. Rabin defeated Shimon Peres. It was the first of four leadership contests in which Rabin and Peres challenged each other (followed by the February 1977, 1980, and 1992 leadership elections).

SAETA Flight 011 (1979)

On 23 April 1979, SAETA Flight 011, a Vickers Viscount passenger aircraft of Ecuadorian airline SAETA, crashed in a mountainous region of Pastaza Province, Ecuador, killing all 57 people on board. The wreckage of the aircraft was not found until five years later.

Ecuador

1979 Prince Edward Island general election

The 1979 Prince Edward Island general election was held on April 23, 1979. The election was held just one year after the 1978 election, which featured a 17–15 split in MLAs in the legislature. Following the resignation of former premier Alex Campbell from his seat, the legislature was in a 15–15 tie in voting members (the Liberal Speaker, Russell Perry, could not cast active votes in his role), the new Premier Bennett Campbell decided to call an election in an effort to regain his lost majority.

Establishment of Conch Republic

The Conch Republic () is a micronation declared as a secession of the city of Key West, Florida, from the United States on April 23, 1982. It has been maintained as a tourism booster for the city.

1986 Rous Cup

The 1986 Rous Cup was the second staging of the Rous Cup annual international football match between two rivals: England and Scotland. Scotland unsuccessfully defended its 1985 Cup losing on 23 April 1986 at Wembley Stadium, London the Cup to England, 2–1. This was the last game that the two nations alone would contest for the cup. From 1987 onward, a third team would be invited to participate.

1987 Indonesian legislative election

Legislative elections were held in Indonesia on 23 April 1987, to elect 400 of the 500 members of the People's Representative Council (DPR), the national legislature. The election was the fifth legislative election in the country since independence and the fourth legislative election under President Suharto's New Order. The election resulted in an outright majority for Golkar, which retained its status as the ruling party of the country.

Indonesia

1990 Sudanese coup attempt

A failed coup d'état attempt took place in Sudan on 23 April 1990. Reportedly orchestrated by two retired Armed Forces officers, Major General Abdul Gadir al Kadaru and Brigadier Mohamed Osman Karrar, and planned by junior officers loyal to them, the coup attempt was directed against the RCCNS, the ruling military junta led by Lieutenant General Omar al-Bashir (who himself took power in the 1989 coup d'état).

Khartoum, Sudan

Assassination of Lalith Athulathmudali

Lalith Athulathmudali, the former Cabinet Minister of Trade, National Security, Agriculture, Education and Deputy Minister of Defence of Sri Lanka was killed at 8:10 p.m. Sri Lanka Time (2.10 p.m. UTC) on 23 April 1993 in Kirulapana. Athulathmudali was fatally shot while addressing a gathering, approximately 4 weeks ahead of the May 1993 Provincial Council elections for the Western Province.

Emilia-Romagna regional election, 1995

The Emilia-Romagna regional election of 1995 took place on 23 April 1995. Pier Luigi Bersani (Democratic Party of the Left), who had succeeded Enrico Boselli (Italian Socialist Party) in 1994, was elected President of the Region, defeating Gianfranco Morra (Forza Italia) by a landslide. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. This is precisely what happened in 1996, when Antonio La Forgia replaced Bersani, who had been appointed minister in Prodi II Cabinet, and again in 1999, when La Forgia was replaced by Vasco Errani.

Emilia-Romagna, Italy

Piedmontese regional election, 1995

The Piedmontese regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Enzo Ghigo (Forza Italia) was surprisingly elected President of the Region, defeating Giuseppe Pichetto (independent of The Olive Tree) and Domenico Comino (Lega Nord Piemont). Forza Italia, founded the year before by Silvio Berlusconi, formed a joint list with the United Christian Democrats and became the largest party in the region with 26.7% of the vote, while the Democrats of the Left came second with 21.7%.

Piedmont, Italy

Campania regional election, 1995

The Campania regional election of 1995 took place on 23 April 1995. Antonio Rastrelli (National Alliance) was elected President of the Region, defeating Giovanni Vacca (Democratic Party of the Left) and incumbent Giovanni Grasso (Italian People's Party). For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. This is precisely what happened in 1999, when a centre-left majority supported by dissidents of the centre-right, who had formed the Democratic Union for the Republic, ousted Rastrelli and replaced him with centre-right dissident Andrea Losco.

Campania, Italy

Venetian regional election, 1995

The Venetian regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Giancarlo Galan (Forza Italia, Pole of Freedoms) was surprisingly elected President of the Region over the centre-left candidate Ettore Bentsik (Italian People's Party), despite the presence of a third candidate, Alberto Lembo (Liga Veneta). Among party lists, the joint list formed by Forza Italia and the United Christian Democrats replaced Christian Democracy, which was disbanded in 1994, as the largest political force in the Region.

Veneto, Italy

Molise regional election, 1995

The Molise regional election of 1995 took place on 23 April 1995. Marcello Veneziale (Democratic Party of the Left) was elected President of the Region, defeating Quintino Pallante (National Alliance) by a narrow margin. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. This is precisely what happened in 1998, when a centrist majority ousted Veneziale and replaced him with Michele Iorio (a splinter of the Italian People's Party, who switched to the Democratic Union for the Republic).

Molise, Italy

Lombard regional election, 1995

The Lombard regional election of 1995 took place on 23 April 1995. The 6th term of the Regional Council was chosen. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term.

Lombardy, Italy

Tuscan regional election, 1995

The Tuscan regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term.

Tuscany, Italy

Lazio regional election, 1995

The Lazio regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Pietro Badaloni (an independent close to the Italian People's Party) was elected President of the region, defeating Alberto Michelini (Forza Italia) by a narrow margin.

Lazio, Italy

1995 Marche regional election

The Marche regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Vito D'Ambrosio (Democratic Party of the Left) was elected President of the Region, defeating Stefano Bastianoni (Forza Italia) by a landslide.

1995 Apulian regional election

The Apulian regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Salvatore Distaso (the candidate of the centre-right coalition) was elected President of the Region, defeating Luigi Ferrara Mirenzi (Italian People's Party) by a slim margin.

1995 Calabrian regional election

The 1995 Calabrian regional election took place on 23 April 1995. Giuseppe Nisticò (Forza Italia) was elected President of the Region, defeating Donato Tommaso Veraldi (People's Party). For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term.

1995 Umbrian regional election

The Umbrian regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Bruno Bracalente (Democratic Party of the Left) was elected President of the Region, defeating Riccardo Pongelli (Forza Italia) by a landslide.

1995 Basilicata regional election

The 1995 Basilicata regional election took place on 23 April 1995. The election was for all 30 seats of the Regional Council of Basilicata and the president of Basilicata, who automatically became a member of the council alongside two other seats, plus that of the second-placed candidate. It was the third-last election of the 1995 Italian regional elections.

1995 Football League Trophy final

The 1995 Football League Trophy final (known as the Auto Windscreens Shields Trophy for sponsorship reasons) was the 12th final of the domestic football cup competition for teams from the Second and Third Division of the Football League. The match was played at Wembley on 23 April 1995, and was contested by Birmingham City and Carlisle United.

1995 Ligurian regional election

The Ligurian regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Giancarlo Mori (People's Party), who had been President since 1994, was elected President of the Region, defeating Sergio Magliola (Forza Italia).

1995 Abruzzo regional election

The Abruzzo regional election of 1995 took place on 23 April 1995. For the first time the President of the Region was directly elected by the people, although the election was not yet binding and the President-elect could have been replaced during the term. Antonio Falconio (Italian People's Party) was elected President of the Region, defeating Piergiorgio Landini (Forza Italia) by a narrow margin.

1995 Italian regional elections

The Italian regional elections of 1995 were held on 23 April. These regional elections were the first to be held under the provisions of the new electoral system. The centre-left coalition won the majority of votes in nine regions, while the centre-right coalition secured victory in only six regions.

Italy

1995 French presidential election

Presidential elections were held in France on 23 April, with a second round on 7 May. Following his tenure as Mayor of Paris, Jacques Chirac launched his third campaign for the presidency of the French Republic. Campaigning heavily on the theme of healing the country's "social rift" (fracture sociale), Chirac faced a highly competitive field in the first round of voting, finishing slightly behind the Socialist Party candidate Lionel Jospin.

This entry records the first round, as dated in the source infobox.

France

April 23, 1998, Albanian–Yugoslav border ambush

On the morning of April 23, 1998, a band of Kosovo Liberation Army (KLA) fighters was ambushed by a group of Yugoslav Army (VJ) border guards near the Košare outpost, just west of Deçan. The fighters had been trying to smuggle weapons and supplies into Kosovo via northern Albania. Nineteen were killed in the ensuing attack, and a further two were captured.

Albanian–Yugoslav border conflict (1998–1999)

The Albanian–Yugoslav border conflict was a series of armed clashes and cross-border incursions along the border between Albania and the Federal Republic of Yugoslavia during the Kosovo War from 1998 to 1999. The fighting primarily involved Yugoslav Army and Serbian police forces against the Kosovo Liberation Army (KLA), which operated from bases and supply routes in northern Albania; direct clashes between Yugoslav and Albanian forces also occurred in 1999.

This entry records the event's start date, as given in the source infobox.

Albania

NATO bombing of the Radio Television of Serbia headquarters

The NATO bombing of the Radio Television of Serbia (RTS) headquarters occurred on the early morning of 23 April 1999, during Operation Allied Force. Sixteen employees of RTS were killed when a NATO missile hit the building.

2002 Sioux Falls mayoral election

The 2002 Sioux Falls mayoral election took place on April 23, 2002, following a primary election on April 9, 2002. Incumbent Mayor Gary W. Hanson was term-limited and could not seek a third consecutive term. Seven candidates ran to succeed Nelson, and because no candidate won a majority in the first round, a runoff election was held.

South Dakota, United States

The first YouTube video, titled "Me at the zoo", is published by co-founder Jawed Karim

"Me at the zoo" is a YouTube video uploaded on April 23, 2005, recognized as the first video uploaded to the platform. The 19-second video features Jawed Karim, one of the co-founders of YouTube, being recorded by his high school friend, Yakov Lapitsky. In the video, Karim is seen standing in front of two elephants at the San Diego Zoo in California, where he briefly comments on the length of their trunks.

2006 Hungarian parliamentary election

Parliamentary elections were held in Hungary on 9 April 2006, with a second round of voting in 110 of the 176 single-member constituencies on 23 April. The Hungarian Socialist Party emerged as the largest party in the National Assembly with 186 of the 386 seats, and continued the coalition government with the Alliance of Free Democrats. It marked the first time a government had been re-elected since the end of Communist rule.

This entry records the second round, as dated in the source infobox.

Hungary

Guernsey general election, 2008

Parliamentary elections were held in Guernsey on 23 April 2008 to elect 45 candidates. 18,576 voters or 40.58% of the eligible population of 45,772 turned out and cast a total of 89,239 votes; there were 10 blank papers, 35 spoilt papers and on average 4.8 votes were cast. Of the 28 standing deputies all but two (Brian de Jersey and Wendy Morgan), were re-elected to the house; this means that 19 of the Deputies-Elect are new to the chamber. Five of the 12 candidates who had stood unsuccessfully in 2004 were elected in 2008.

Guernsey

2009 Afghanistan–Iran clash

On 23 April 2009, a clash erupted between the border guards of Afghanistan and Iran in Nimroz Province near the Afghanistan–Iran border. One Iranian border guard was killed in the clash and another border guard was captured by the Afghan border police. According to General Saifullah Hakim, the head of Afghanistan's border police in Nimroz, the clash was caused by the incursion by the Iranian border guards into Tang District of Nimroz Province.

Afghanistan

2009 Andhra Pradesh Legislative Assembly election

The 2009 Andhra Pradesh Legislative Assembly election was held in April 2009, concurrently with the 2009 Indian general election. The elections were concluded in two phases, on 16 April 2009 and 23 April 2009. The results were declared on 16 May 2009. The incumbent Indian National Congress (INC) retained power in the Andhra Pradesh Legislative Assembly, winning 156 seats, though with a reduced majority compared to the previous term.

This entry records the listed event date, as dated in the source infobox.

India

2010 South Darfur clash

On 23 April 2010 a military clash occurred in South Darfur involving a Sudan People's Liberation Army (SPLA) company and another party. The clash happened in Balballa near to the border with the Bahr al-Ghazal province. The identity of the other combatant is disputed with the SPLA claiming it to be the North Sudanese Sudan People's Armed Forces (SPAF) whilst the SPAF and tribal sources say that it was Rezeigat nomadic Arab tribesmen that were involved.

Sudan

Torneo Gran Alternativa (2010)

The Torneo Gran Alternativa (2010) was a professional wrestling annual tournament produced by Consejo Mundial de Lucha Libre (CMLL) and took place over three shows between April 16 and April 30, 2010 in Arena México, Mexico City, Mexico.

This entry records the listed event date, as dated in the source infobox.

Mexico

2011 Taça da Liga final

The 2011 Taça da Liga final was the fourth final of the Taça da Liga tournament in Portugal, a competition involving the top 32 clubs in the Portuguese football league system, the Primeira Liga and the Liga de Honra teams. The final was contested on 23 April 2011 by Benfica and Paços de Ferreira and was played at the Estádio Cidade de Coimbra in Coimbra.

Portugal

2011 Coupe de la Ligue final

The 2011 Coupe de la Ligue final was the 17th final of France's football league cup competition, the Coupe de la Ligue, a football competition for the 44 teams that the Ligue de Football Professionnel manages. The final took place on 23 April 2011 at the Stade de France in Saint-Denis and was contested between Marseille and Montpellier.

Football at the 2012 Summer Olympics – Men's qualification (AFC–CAF play-off)

The AFC–CAF football play-off for the 2012 Summer Olympics was a football match between the fourth placed team from the Asian Football Confederation (AFC) and the fourth placed team from the Confederation of African Football (CAF). The match took place at the City of Coventry Stadium in the United Kingdom on 23 April 2012.

United Kingdom

2012 Alberta general election

The 2012 Alberta general election was held on April 23, 2012, to elect members of the 28th Legislative Assembly of Alberta. A Senate nominee election was called for the same day. During the 2011 Progressive Conservative Association leadership election, eventual winner Alison Redford stated that if she became Premier she intended to pass legislation setting a fixed election date.

2012 Scottish Youth Cup final

The 2012 Scottish Youth Cup final was the final match of the 2011–12 Scottish Youth Cup, the 28th season of the Scottish Youth Cup. It was played by the U19 sides of Celtic and Queen of the South.

United Kingdom

2012 Alberta Senate nominee election

The 2012 Alberta Senate nominee election, formally the 4th Senate nominee election of Alberta, was held to elect three nominees for appointment to the Senate of Canada to represent the province of Alberta. It was to be held in the fall of 2010 but was delayed by then-Premier Ed Stelmach. His successor, Alison Redford, announced that it would, be held in conjunction with the 2012 provincial election before June 1 2012.

2013 Hawija clashes

The 2013 Hawija clashes relate to a series of violent attacks within Iraq, as part of the 2012–2013 Iraqi protests and Iraqi insurgency (2011–2013). On 23 April, an army raid against a protest encampment in the city of Hawija, west of Kirkuk, led to dozens of civilian deaths and the involvement of several insurgent groups in organized action against the government, leading to fears of a return to a wide-scale Sunni–Shia conflict within the country.

This entry records the event's start date, as given in the source infobox.

Iraq

Lebanese presidential election, 2014–2016

A presidential election is taking place in Lebanon since 23 April 2014. No candidate reached a two-thirds majority vote in the first round and subsequent rounds failed to gain a quorum.

Lebanon

UFC 197

UFC 197: Jones vs. Saint Preux was a mixed martial arts event held on April 23, 2016 at MGM Grand Garden Arena in Las Vegas, Nevada.

Las Vegas, United States

2016 Coupe de la Ligue final

The 2016 Coupe de la Ligue final was the 22nd final of France's football league cup competition, the Coupe de la Ligue, a competition for the 42 teams that the Ligue de Football Professionnel (LFP) manages. The final took place on 23 April 2016 at the Stade de France in Saint-Denis and was contested by reigning champions Paris Saint-Germain, and Lille.

2016 OFC Champions League final

The 2016 OFC Champions League final was the final of the 2016 OFC Champions League, the 15th edition of the Oceania Cup, Oceania's premier club football tournament organized by the Oceania Football Confederation (OFC), and the 10th season under the current OFC Champions League name. The final was played between two New Zealand teams, Auckland City and Team Wellington. It was played at the QBE Stadium in Auckland on 23 April 2016.

2017 Delhi Municipal Corporation election

The elections for the Municipal Corporation of Delhi were held on 23 April 2017. The results were declared on 26 April 2017 in which BJP was elected. The total turnout for the election was 54%. The major parties contesting the election are BJP, INC and AAP.

India

2017 French presidential election

Presidential elections were held in France on 23 April and 7 May 2017. Incumbent president François Hollande of the Socialist Party (PS) was eligible to run for a second term, but declared on 1 December 2016 that he would not seek reelection in light of low approval ratings, making him the first incumbent head of state of the Fifth Republic not to seek reelection.

This entry records the first round, as dated in the source infobox.

France

2018 Toronto van attack

On April 23, 2018, a vehicle-ramming attack occurred when a rented van was driven along Yonge Street through the North York City Centre business district in Toronto, Ontario, Canada. The driver, 25-year-old Alek Minassian, targeted pedestrians, killing 11 and injuring 15, some critically. The attack started at the intersection of Yonge Street and Finch Avenue and proceeded south along the sidewalks of Yonge Street to near Sheppard Avenue.

Canada

2019 Indian general election in Tripura

The 2019 Indian general election were held in India on 11 April and 23 April 2019 to constitute the 17th Lok Sabha.

India

2019 Indian general election in Karnataka

The 2019 Indian general election were held in Karnataka on Two phases- 18 and 23 April 2019 to constitute the 17th Lok Sabha.

India

2019 Indian general election in Chhattisgarh

The 2019 Indian general elections held in India between 11 April and 23 April 2019 to constitute the 17th Lok Sabha.

India

2019 Indian general election in Kerala

The 2019 Indian general election was held in Kerala on 23 April 2019 to constitute the 17th Lok Sabha. Indian National Congress led United Democratic Front swept 19 out of 20 seats in the state winning more than 47% of total polled votes. Bharatiya Janata Party led National Democratic Alliance which formed government at center couldn't win any seats but gathered around 15% vote share.

India

2019 Prince Edward Island general election

The 2019 Prince Edward Island general election was held to elect the members of the 66th General Assembly of Prince Edward Island. The vote in 26 of the 27 districts was held on 23 April 2019, while the vote for the member from Charlottetown-Hillsborough Park was deferred to 15 July due to the death of the Green Party's candidate. However, Charlottetown-Hillsborough Park still voted in a referendum on electoral reform.

2019 Indian general election in Goa

The 2019 Indian general election was held in India between April and May 2019 to constitute the 17th Lok Sabha.

India

2019 Tampa mayoral election

An election for mayor of Tampa was held on March 5, 2019. The election is officially nonpartisan, and the winner is elected to a four-year term. Incumbent mayor Bob Buckhorn was not eligible to run for a third term. Buckhorn was first elected in 2011 (winning in the second round with 62.86% of the vote) and reelected unopposed in 2015.

This entry records the listed event date, as dated in the source infobox.

Battle of Geidam

On April 23, 2021, militants from the Islamic State – West Africa Province (ISWAP) stormed the town of Geidam, in Yobe State, Nigeria, killing several civilians and sparking a battle with Nigerian armed forces.

Nigeria

PFL 1 (2021)

The PFL 1 mixed martial arts event for the 2021 season of the Professional Fighters League was held on April 23, 2021. This was the first regular season event of the tournament and included fights in the Featherweight and Lightweight divisions.

Operations Claw-Lightning and Thunderbolt

Claw-Lightning and Claw-Thunderbolt (Turkish: Pençe-Şimşek ve Pençe-Yıldırım Operasyonları) were Turkish Armed Forces cross border military operations in northern Iraq. The operations took place in the Metina, Zap and Avashin-Basyan regions against Kurdistan Workers' Party (PKK) targets, as part of the ongoing Kurdish–Turkish conflict.

This entry records the event's start date, as given in the source infobox.

Iraq

2022 KDU–ČSL leadership election

A leadership election for KDU-ČSL was held on 23 April 2022 after 2021 Czech parliamentary election. Marian Jurečka was reelected for second term.

Czechia

UFC Fight Night: Lemos vs. Andrade

UFC Fight Night: Lemos vs. Andrade (also known as UFC Fight Night 205 and UFC on ESPN+ 63 or UFC Vegas 52) was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on April 23, 2022, at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States.

Nevada, United States

2022 New Democratic Party of Prince Edward Island leadership election

The 2022 New Democratic Party of Prince Edward Island leadership election was held on April 23, 2022. It was initially planned for November 6, 2021, but was postponed. The election was called due to the position being vacated by former leader Joe Byrne. His resignation followed his failed run during 2019 Prince Edward Island general election in District 12, Charlottetown-Victoria Park, losing to Green Party candidate Karla Bernard.

Bellator 279

Bellator 279: Cyborg vs. Blencowe 2 was a mixed martial arts event produced by Bellator MMA held on April 23, 2022, at the Neal S. Blaisdell Arena in Honolulu, Hawaii, United States.

2022 Copa del Rey final

The 2022 Copa del Rey final was a football match that decided the winner of the 2021–22 Copa del Rey, the 120th edition of Spain's primary football cup (including two seasons where two rival editions were played). The match was played on 23 April 2022 at the Estadio de La Cartuja in Seville between Real Betis and Valencia.

2023 Salzburg state election

The 2023 Salzburg state election took place in the Austrian state of Salzburg on 23 April 2023. Incumbent Governor of Salzburg, Wilfried Haslauer of the Austrian People's Party, ran for re-election. Following the election, a coalition between ÖVP and FPÖ was agreed on, the first of its kind in Salzburg. It was elected by the newly convened Landtag and sworn into office on 14 June 2023.

Austria

2023 Bara–2 by-election

The 2023 Bara–2 by-election was held in the Bara 2 constituency of Nepal on 23 April 2023. The by-election was held as the result of the vacation of the seat by the sitting member, Ram Sahay Prasad Yadav, who was elected vice president on 17 March 2023. It was held alongside by-elections in Chitwan 2 and Tanahun 1.

Nepal

2023 Chitwan–2 by-election

The 2023 Chitwan–2 by-election was held in the Chitwan 2 constituency of Nepal on 23 April 2023. The by-election was held as the result of the vacation of the seat by the sitting member, Rabi Lamichhane, president of the Rastriya Swatantra Party. It was held alongside by-elections in Tanahun 1 and Bara 2. RSP's Lamichhane was re-elected in the by-election, securing an even greater margin of votes than in the 2022 general election.

Nepal

2023 Tanahun–1 by-election

The 2023 Tanahun–1 by-election was held in the Tanahun 1 constituency of Nepal on 23 April 2023. The by-election was held as the result of the vacation of the seat by the sitting member, Ram Chandra Poudel, who was elected president on 9 March 2023. It was held alongside by-elections in Chitwan 2 and Bara 2.

Nepal

2023 Yamaguchi 2nd district by-election

2023 Yamaguchi 2nd district by-election was held on 23 April 2023 because Nobuo Kishi resigned as a member of the House of Representatives.

2023 Wakayama 1st district by-election

2023 Wakayama 1st district by-election was held on 23 April 2023 because Shūhei Kishimoto resigned as a member of the House of Representatives.

2023 Ōita at-large district by-election

2023 Ōita at-large district by-election was held on 23 April 2023 because Kiyoshi Adachi resigned as a member of the House of Councillors.

2024 Pennsylvania Republican presidential primary

The 2024 Pennsylvania Republican presidential primary was held on April 23, 2024, as part of the Republican Party primaries for the 2024 presidential election. 67 delegates to the 2024 Republican National Convention were allocated.

Pennsylvania, United States

2024 Pennsylvania Democratic presidential primary

The 2024 Pennsylvania Democratic presidential primary took place on April 23, 2024, as part of the Democratic Party primaries for the 2024 presidential election. 159 delegates to the Democratic National Convention were allocated in the closed primary, with additional 28 unpledged delegates. Incumbent President Joe Biden ran for re-election at the time, but later withdrew and endorsed Vice President Kamala Harris.

Pennsylvania, United States

2024 Lumut mid-air collision

On 23 April 2024 at 09:32 MYT, two Royal Malaysian Navy helicopters – an AgustaWestland AW139 and a Eurocopter Fennec – collided over the Malaysian town of Lumut during a military parade rehearsal celebrating the 90th anniversary of the Royal Malaysian Navy. Ten people – seven on the AW139 and three on the Fennec – were killed. There were no survivors.