4月18日发生过什么？

King Æthelred I of Northumbria is murdered in Corbridge by a group led by his ealdormen, Ealdred and Wada. The patrician Osbald is crowned, but abdicates within 27 days

Æthelred (; c. 762 – 18 April 796), was the king of Northumbria from 774 to 779 and again from 790 until he was murdered in 796. He was the son of Æthelwald Moll and Æthelthryth and possibly became king while still a child after Alhred was deposed.

Battle of Gerger

The Battle of Gerger was a military engagement between the Latin Crusader army and the Artuqid Turks near the fortress of Gerger. The battle was a great victory for the Turks, who managed to capture King Baldwin II of Jerusalem.

Turkey

Siege of Tortona

The siege of Tortona in 1155 was the first major military engagement resulting from Holy Roman Emperor Frederick Barbarossa's ambition to enforce Imperial hegemony in Italy.

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

Bona Sforza is crowned as queen consort of Poland

Bona Sforza (2 February 1494 – 19 November 1557) was Queen of Poland and Grand Duchess of Lithuania as the second wife of Sigismund I the Old, and Duchess of Bari and Rossano in her own right. She was a surviving member of the powerful House of Sforza, which had ruled the Duchy of Milan since 1450.

Battle of Blaye

The Battle of Blaye of 1593, also known as the Battle of Bec d'Ambès (in French) or Battle of the Gironde Estuary, was a naval Spanish victory that took place on 18 April 1593 off Blaye and Bec d'Ambès, Gironde Estuary, France, during the seven-month siege of Blaye between the French-Protestant forces of Henry of Navarre and the French-Catholic garrison of the city led by Governor Jean-Paul d'Esparbès de Lussan d'Aubeterre, in the context of the French Wars of Religion and the Anglo-Spanish War (1585–1604).

Blaye, France

1689 Boston revolt

The 1689 Boston revolt was a popular uprising on April 18, 1689, against the rule of Sir Edmund Andros, the governor of the Dominion of New England. A well-organized "mob" of provincial militia and citizens formed in the town of Boston—the capital of the dominion—and arrested dominion officials. Members of the Church of England, believed by Puritans to sympathize with the administration of the dominion, were also taken into custody by the rebels. Neither faction sustained casualties during the revolt. Leaders of the former Massachusetts Bay Colony then reclaimed control of the government.

Boston, United States

Action of 18 April 1695

The Action of 18 April 1695 refers to an incident where an English frigate by the name of Sea-horse demanded that the Swedish man of war Wachtmeister lower its topsail on 18 April 1695, after the refusal of the Wachtmeister, a firefight broke out, resulting in the Sea-horse retreating and the Dano-Swedish convoy emerging victorious.

Real Academia de la Historia ("Royal Academy of History") is founded in Madrid

The Royal Academy of History (Spanish: Real Academia de la Historia, RAH) is a Spanish institution in Madrid that studies history "ancient and modern, political, civil, ecclesiastical, military, scientific, of letters and arts, that is to say, the different branches of life, of civilisation, and of the culture of the Spanish people". Spanish people in this regard are understood to be citizens of the Kingdom of Spain or the indigenous people of its predecessors, or their descendants.

Battle of Great Cacapon

The Battle of Great Cacapon — also known as Mercer's Massacre — was fought on April 18, 1756 between members of Colonel George Washington's Virginia Regiment and French-allied Shawnee and Lenape (Delaware) Indians. Captain Mercer and a company of his men were pursuing some Indians when they were ambushed by a larger number of Indian raiders. Mercer and at least 16 of his men were killed.

Strilekrigen

Strilekrigen was a farmer's rebellion that took place in Bergen in Norway (at the time in a union with Denmark) on 18 April 1765, when about 2,000 common people from Nordhordland poured into Bergen to protest against the harsh action of the extra tax. The extra tax had hit the poor farmers and fishermen in rural areas around Bergen particularly hard.

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

Capture of the Bahamas (1783)

The Capture of the Bahamas took place in April 1783, late in the American Revolutionary War, when a Loyalist expedition under the command of Andrew Deveaux set out to retake the Bahamas from the Spanish. The expedition was successful and Nassau fell without a shot being fired. It was one of the last actions of the entire war.

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

The Bahamas

Three-Fifths Compromise: The first instance of black slaves in the United States of America being counted as three-fifths of persons (for the purpose of taxation), in a resolution of the Congress of the Confederation. This was later adopted in the 1787 Constitution

The Three-fifths Compromise, also known as the Constitutional Compromise of 1787, was an agreement reached during the 1787 United States Constitutional Convention over the inclusion of slaves in counting a state's total population. This count would determine the number of seats in the House of Representatives, the number of electoral votes each state would be allocated, and how much money the states would pay in taxes.

Battle of Neuwied (1797)

The Battle of Neuwied (18 April 1797) saw Lazare Hoche lead part of the French Army of Sambre-et-Meuse against Franz von Werneck's Austrian army. The French attack surprised their enemies and broke through their lines. Aside from 1,000 men killed and wounded, Austrian losses included at least 3,000 prisoners, 24 artillery pieces, 60 vehicles, and five colors. For their part, the French lost 2,000 men killed, wounded, and captured. The losses were in vain because Napoleon Bonaparte signed the Preliminaries of Leoben with Austria the same day. The armistice halted the fighting so that both sides could negotiate a peace.

Germany

Peace of Leoben

The Peace of Leoben was a general armistice and preliminary peace agreement between the Holy Roman Empire and the First French Republic that ended the War of the First Coalition. It was signed at Eggenwaldsches Gartenhaus, near Leoben, on 18 April 1797 (29 germinal V in the French revolutionary calendar) by General Maximilian von Merveldt and the Marquis of Gallo on behalf of the Emperor Francis II and by General Napoléon Bonaparte on behalf of the French Directory.

1798 French legislative election

Legislative elections were held in France between 9 and 18 April 1798 to elect one-third of the members of the Council of Five Hundred and the Council of Ancients, the lower and upper houses of the legislature, as well as 201 vacant seats. They marked the beginning of the end of the French far-left and rise of the anti-Montagnard and anti-Jacobin groupings.

France

Battle of Siikajoki

The Battle of Siikajoki (Finnish: Siikajoen taistelu) was fought between Swedish and Russian troops on April 18, 1808 at Siikajoki, near Oulu, Finland. During the first stage of the Finnish War the Swedish commander Wilhelm Mauritz Klingspor had decided to retreat from southern Finland, so that the Swedes would gain time, and more troops could be moved to Finland via Tornio. The move was also made in case the Danes would take the opportunity to attack Sweden. The Battle of Pyhäjoki, which had been fought two days earlier, was one of the first skirmishes of the war, but Siikajoki was the first major attempt to stop the advancing Russians.

Oulu, Finland · Siikajoki, Finland

Battle of Lier (1808)

The Battle of Lier was fought on 18 April 1808, between Swedish and Norwegian forces, during a Swedish invasion of Norway. The Swedes crossed the border in several brigades, of which the General-in-chief, Gustaf Mauritz Armfelt, followed the first; he arrived at the strong Norwegian position at the Lier entrenchment and decided to attack it, to reach Kongsvinger Fortress.

Norway

Battle of the Bridge of Amarante

The Battle of the Bridge of Amarante (18 April 1809 – 2 May 1809) was fought during the Peninsular War between Portuguese regular troops and militia regiments under the command of Francisco da Silveira, on the one hand, and a force of French troops under Loison.

Battle of Africa Point

In the Illinois territory during the War of 1812, there was a brief engagement between a group of rangers and Native Americans called the Battle of Africa Point. On April 18, 1813, during the fortification phase of Fort LaMotte, two barrel coopers Isaac Brimberry and Thomas Kennedy went up 'Africa Point', a knoll surrounded by swamp on the Wabash River, to procure some wood. They came across Indian canoes pulled on the shore of the river. Both Brimberry and Kennedy reported their sightings to the Fort LaMotte commander, Captain Pierce Andrews. Andrews sent up a squad of skirmishers with the timber party to look after the Indians.

Illinois, United States

Siege of Genoa (1814)

The siege of Genoa on 13–18 April 1814 was the capture of the port city of Genoa from the First French Empire by a British–Sicilian army, during the War of the Sixth Coalition. The Anglo-Sicilian forces, commanded by Lieutenant General Lord William Bentinck, laid siege to the Ligurian capital, while the Austrians invaded Lombardy in the Italian campaign of 1813–1814.

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

Italy

1821 Rhode Island gubernatorial election

The 1821 Rhode Island gubernatorial election was an election held on April 18, 1821, to elect the governor of Rhode Island. William C. Gibbs, the Democratic-Republican nominee, beat Samuel W. Bridgham, the Federalist candidate, with 56.97% of the vote.

United States

1827 Rhode Island gubernatorial election

The 1827 Rhode Island gubernatorial election was an uncontested election held on April 18, 1827, to elect the governor of Rhode Island. James Fenner, the incumbent governor and Jackson Republican nominee, was the only candidate and so won with 100% of the vote. Jackson Republicans were a faction of the Democratic-Republican Party which favoured Andrew Jackson over John Quincy Adams for president.

United States

1838 Rhode Island gubernatorial election

The 1838 Rhode Island gubernatorial election was held on April 18, 1838. Incumbent Democratic governor John Brown Francis ran for election to a sixth term but was defeated by Whig nominee William Sprague.

United States

Battle of Cerro Gordo

The Battle of Cerro Gordo, or Battle of Sierra Gordo, was an engagement in the Mexican–American War on April 18, 1847. The battle saw Winfield Scott's United States troops outflank Antonio López de Santa Anna's larger Mexican army, driving it from a strong defensive position.

Mexico

First Battle of Tuxpan

The First Battle of Tuxpan was the only major battle fought during the Mexican–American War at Tuxpan, Mexico.

Mexico

Second Anglo-Sikh War

The Second Anglo-Sikh War was a military conflict fought between the Sikh Empire and the East India Company, which took place from 1848 to 1849. It resulted in the fall of the Sikh Empire, and the annexation of the Punjab and what subsequently became the North-West Frontier Province, by the East India Company.

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

The Spirits Book by Allan Kardec is published, marking the birth of Spiritualism in France

The Spirits' Book (Le Livre des Esprits in French) is part of the Spiritist Codification, and is regarded as one of the five fundamental works on Spiritism. It was published by the French educator Hippolyte Léon Denizard Rivail, under the pen name of Allan Kardec on April 18, 1857. It was the first and remains the most important Spiritist book, because it addresses in first hand all questions developed subsequently by Allan Kardec.

Battle of Fayetteville (1863)

The Battle of Fayetteville, also known as the Action at Fayetteville, took place during the American Civil War on April 18, 1863, in Fayetteville, Arkansas.

Washington County, Arkansas, United States

Battle of Dybbøl

The Battle of Dybbøl (Danish: Slaget ved Dybbøl; German: Erstürmung der Düppeler Schanzen) was the key battle of the Second Schleswig War and occurred on the morning of 18 April 1864 following a siege starting on 7 April. Denmark suffered a severe defeat against Prussia, which decided the war. Dybbøl was also a battlefield in the First Schleswig War.

Denmark

Battle of Poison Spring

The Battle of Poison Spring (April 18, 1864) was fought in Ouachita County, Arkansas as part of the Camden Expedition, during the American Civil War. The battle is infamous for the Confederates' slaughter and mutilation of black U.S. soldiers of the 1st Kansas Colored Infantry.

Arkansas, United States

1865 Chicago mayoral election

In the Chicago mayoral election of 1865, Republican John Blake Rice defeated Democratic incumbent Francis Cornwall Sherman by a landslide 33% margin of victory. The election was held on April 18, only four days after the assassination of Abraham Lincoln. Originally, Democrat Leonard Rothgerber had been one of the candidates running. However, in the aftermath of the assassination of the Republican president, the shaken public had come to coalesce in support of Republican mayoral candidate Rice.

Bombardment of Pisagua

The Bombardment of Pisagua, was an act of arms by Chile on Peru that took place on April 18, 1879, within the framework of the naval operations developed during the War of the Pacific. The first civilian casualties of the war were produced there.

Peru

Battle of Buenavista

The Battle of Buenavista was a battle of the Tacna and Arica campaign of the War of the Pacific on April 18, 1880, between a Chilean cavalry detachment led by Commander José Francisco Vergara, and the forces of Colonel Gregorio Albarracín in the Sama River, Tacna Province, Peru.

Peru

1896 FA Cup final

The 1896 FA Cup final was the 25th. edition of the FA Cup finals, belonging to the 1895–96 FA Cup. It was won by The Wednesday at the Crystal Palace, in a victory over Wolverhampton Wanderers.

United Kingdom

Greco-Turkish War (1897)

The Greco-Turkish War of 1897 or the Ottoman-Greek War of 1897 was fought between the Kingdom of Greece and the Ottoman Empire. Its immediate cause involved the status of the Ottoman province of Crete, whose Greek-majority population had long desired union with Greece.

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

1903 FA Cup final

The 1903 FA Cup final was an association football match between Bury and Derby County on Saturday, 18 April 1903 at the Crystal Palace stadium in south London. It was the final match of the 1902–03 FA Cup, the 32nd edition of the world's oldest football knockout competition, and England's primary cup competition, the Football Association Challenge Cup, better known as the FA Cup.

1905 Copa del Rey final

The 1905 Copa del Rey final was the third final of the Copa del Rey, the Spanish football cup competition. The match took place on 18 April 1905 at the Hipódromo, Madrid. The match was contested by Athletic Bilbao and Madrid FC. Madrid was awarded the trophy for the first time after defeating Athletic Bilbao 1–0 with Manuel Prast netting the only goal of the match.

Madrid, Spain

1906 San Francisco earthquake

A magnitude 7.9 earthquake struck the coast of Northern California at 05:12 am Pacific Standard Time on Wednesday, April 18, 1906. With a maximum Mercalli intensity of XI (Extreme), it created high-intensity shaking from Eureka on the North Coast to the Salinas Valley, an agricultural region to the south of the San Francisco Bay Area. Extensive fires soon broke out in San Francisco and lasted for several days.

At 5:12 am on April 18, 1906, a major earthquake struck San Francisco and northern California

San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 200,000 or more, San Francisco is ranked first by per capita income, third by population density, and sixth by aggregate income as of 2024.

Louisiana gubernatorial election, 1916

The Louisiana gubernatorial election of 1916 was held on April 18, 1916. Like most Southern states between Reconstruction and the civil rights era, Louisiana's Republican Party was virtually nonexistent in terms of electoral support. This meant that the Democratic Party primary held on January 25 was supposed to be the real contest over who would be governor. However, in this particular election Progressive Party nominee John M. Parker ran an unusually competitive campaign, garnering 37% of the general election vote. The election resulted in the election of Democrat Ruffin G. Pleasant as governor of Louisiana.

Louisiana, United States

World War I: During a mine warfare in high altitude on the Dolomites, the Italian troops conquer the Col di Lana held by the Austrian army

The mines on the Italian front during the First World War comprised a series of underground explosive charges of varying sizes, secretly planted between 1916 and 1918 by Austro-Hungarian and Italian tunneling units beneath their enemy's lines along the Italian front in the Dolomite section of the Alps.

Battle of Rumbo

The Battle of Rumbo was fought during the East African Campaign of World War I.

Tanzania

1930 Costești wooden church fire

In 1930, a devastating fire destroyed the wooden church in Costești, a small town in Argeș County, Romania, and killed 118 people, mostly primary school and high school students, the youngest, a girl of eight years. The event was also known in Romanian press as Black Easter. The fire took place on April 18, 1930, during a religious service on Good Friday, when hundreds of people from the Orthodox community gathered at the wooden church in the town, built in the eighteenth century. The church was no more than 48 square meters and so children, singers and some elders gathered in the narthex while parents listened to service from outside.

Romania

Chittagong armoury raid

The Chittagong Armoury Raid, also known as Chittagong uprising, was an attempt on 18 April 1930 to raid the armoury of police and auxiliary forces from the Chittagong armoury in the Bengal Presidency of British India (now in Bangladesh) by armed Indian independence fighters led by Surya Sen.

Bangladesh

1939 United Australia Party leadership election

The United Australia Party held a leadership election on 18 April 1939, following the death in office of Prime Minister Joseph Lyons on 7 April. Robert Menzies narrowly defeated Billy Hughes – a former Nationalist prime minister – on the third ballot, following the earlier elimination of Treasurer Richard Casey and Trade Minister Thomas White.

Battle of Tempe Gorge

The Battle of Tempe Gorge, also known as the Battle of Pinios Gorge, was a rearguard action fought by Australian and New Zealand troops during the German invasion of Greece on 18 April 1941. The battle was fought amidst the advance of German forces through central Greece, and saw a brigade-sized element dubbed "Anzac Force" fight a delaying action against elements of two German divisions, supported by armoured forces. During a day of hard fighting, the defending Anzacs suffered heavy casualties and were forced back from the gorge, but their stand allowed other Allied forces to withdraw through Larissa, and afterwards a new defensive position was established around Thermopylae.

Greece

Invasion of Yugoslavia

The invasion of Yugoslavia, also known as the April War or Operation 25, was a German-led attack on the Kingdom of Yugoslavia by the Axis powers which began on 6 April 1941 during World War II. The order for the invasion was put forward in "Führer Directive No. 25", which Adolf Hitler issued on 27 March 1941, following a Yugoslav coup d'état that overthrew the pro-Axis government.

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

Battle of Nanos

The Battle of Nanos (Slovene: bitka na Nanosu) took place on Nanos Plateau on 18 April 1942, when 800 Italian soldiers laid siege to 54 Slovene Partisans during World War II. Ten Partisans were killed and eleven captured, while the rest pierced the ring. This was one of the first battles between the Partisan insurgence in the Slovene Littoral, led by Janko Premrl, and the Italian Army, and was the beginning of the struggle for the western border between the two nations.

Slovene Littoral, Slovenia

Doolittle Raid

The Doolittle Raid (also known as Doolittle's Raid or the Tokyo Raid) was an air raid by the United States on the Japanese capital of Tokyo and other places in Honshu during World War II. Launched on April 18, 1942, it was the first American air operation to strike the Japanese archipelago. Although the raid caused comparatively minor damage, it demonstrated that the Japanese mainland was vulnerable to American air attacks.

Air raids on Japan

Allied forces conducted air raids on Japan from 1942 to 1945, causing extensive destruction to the country's cities and killing between 241,000 and 900,000 people. During the first years of the Pacific War these attacks were limited to the Doolittle Raid in April 1942 and small-scale raids on Japanese military positions in the Kuril Islands from mid-1943.

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

Japan campaign

The Japan campaign was a series of battles and engagements fought in and around the Japanese home islands, between Allied forces and the forces of Imperial Japan during the last stages of the Pacific campaign of World War II. The Japan campaign lasted from April 1942 to the end of the Pacific War in September 1945.

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

Operation Vengeance

Operation Vengeance was the American military operation to kill Admiral Isoroku Yamamoto of the Imperial Japanese Navy on April 18, 1943, during the Solomon Islands campaign in the Pacific Theater of World War II. Isoroku Yamamoto, commander of the Combined Fleet of the Imperial Japanese Navy, was killed on Bougainville Island when his transport bomber aircraft was shot down by United States Army Air Forces fighter aircraft operating from Kukum Field on Guadalcanal. The mission of the U.S. aircraft was specifically to kill Yamamoto and was based on United States Navy intelligence on Yamamoto's itinerary in the Solomon Islands area.

Panguna, Papua New Guinea

1944 Sioux Falls mayoral election

The 1944 Sioux Falls mayoral election was held on April 18, 1944. Incumbent Mayor C. M. Whitfield, who was first elected in a 1942 special election, ran for re-election to a full term. He was challenged by Mark Myers, a former State Representative who worked as the janitor at city hall. Whitfield defeated Myers in a landslide, 65–35 percent.

South Dakota, United States

1944 Louisiana lieutenant gubernatorial election

The 1944 Louisiana lieutenant gubernatorial election was held on April 18, 1944, in order to elect the lieutenant governor of Louisiana. Democratic nominee J. Emile Verret won the election as he ran unopposed.

Louisiana, United States

Ruhr pocket

The Ruhr pocket was a battle of encirclement that took place in April 1945, on the Western Front near the end of World War II in Europe, in the Ruhr Area of Germany. Some 317,000 German troops were taken prisoner along with 24 generals. The Americans suffered 10,000 casualties including 2,000 killed or missing.

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

Germany

Jackie Robinson makes his regular season debut for the Montreal Royals of the International League, to make them the first integrated modern professional baseball team

Jack Roosevelt Robinson (January 31, 1919 – October 24, 1972) was an American professional baseball player who was the first African American to play in Major League Baseball (MLB) in the modern era. Robinson broke the color line when he started at first base for the Brooklyn Dodgers on April 15, 1947. The Dodgers signing Robinson heralded the end of racial segregation in professional baseball, which had relegated black players to the Negro leagues since the 1880s.

The main organisation ceased operations on 18 April 1946 when many of its components were relocated into the new United Nations (UN) which was created in the aftermath of the Second World War

The League of Nations (LN or LoN; French: Société des Nations [sɔsjete de nɑsjɔ̃], SdN) was the first worldwide intergovernmental organisation whose principal mission was to maintain world peace. It was founded on 10 January 1920 by the Paris Peace Conference that ended the First World War. The main organisation ceased operations on 18 April 1946 when many of its components were relocated into the new United Nations (UN) which was created in the aftermath of the Second World War.

Operation Big Bang

Operation Big Bang or British Bang was the explosive destruction of bunkers and other military installations on the island of Heligoland. The explosion used 7400 tons (6700 metric tons) of surplus World War II ammunition, which was placed in various locations around the island and detonated at 1 p.m. on 18 April 1947 by the Royal Navy.

Italian general election, 1948

General elections were held in Italy on Sunday 18 April 1948 to elect the First Republican Parliament. They were heavily influenced by the Cold War confrontation between the Soviet Union and the United States. After the communist coup in Czechoslovakia in February 1948, the US became alarmed about Soviet intentions and feared that, if the leftist coalition were to win the elections, the communist Left would draw Italy into the Soviet Union's sphere of influence. As the last month of the election campaign began, the magazine Time pronounced the possible leftist victory to be "the brink of catastrophe".

Italy

Italian Senate election in Lombardy, 1948

Lombardy elected its first delegation to the Italian Senate on April 18, 1948. This election was a part of national Italian general election of 1948 even if, according to the newly established Italian Constitution, every senatorial challenge in each Region is a single and independent race. The election was won by the centrist Christian Democracy, as it happened at national level.

Lombardy, Italy

The 100-article Treaty of Paris, which established the ECSC, was signed on 18 April 1951 by "the inner six": France, West Germany, Italy, Belgium, the Netherlands and Luxembourg

The European Coal and Steel Community (ECSC) was a European organization created after World War II to integrate Europe's coal and steel industries into a single common market based on the principle of supranationalism which would be governed by the creation of a High Authority made up of appointed representatives from the member states who would not represent their national interest, but would take and make decisions in the general interests of the Community as a whole.

Vienna Convention on Diplomatic Relations

The Vienna Convention on Diplomatic Relations of 1961 is an international treaty that defines a framework for diplomatic relations between independent countries. Its aim is to facilitate "the development of friendly relations" among governments through a uniform set of practices and principles; most notably, it codifies the longstanding custom of diplomatic immunity, in which diplomatic missions are granted privileges that enable diplomats to perform their functions without fear of coercion or harassment by the host country.

1964 Laotian coups

The 1964 Laotian coups were two attempted coup d'etats against the Royal Lao Government. The 18 April 1964 coup was notable for being committed by the policemen of the Directorate of National Coordination. Although successful, it was overturned five days later by U.S. Ambassador Leonard Unger. In its wake, Neutralist Prime Minister Souvanna Phouma forged a fragile coalition with the Pathet Lao communists.

Vientiane, Laos

Sergeants' Coup (Sierra Leone)

The Sergeants' Coup was a military coup d'état in Sierra Leone that occurred on 18 April 1968 against Chairman of the National Reformation Council (NRC) and acting Governor-General of Sierra Leone Brigadier Andrew Juxon-Smith, who declared himself the interim leader the year prior. The coup was led by Brigadier John Amadu Bangura who briefly ruled as head of state before handing power over to Siaka Stevens, who had won the 1967 general election.

Sierra Leone

East African Airways Flight 720

East African Airways Flight 720 (EC720) was an international scheduled passenger flight, operated by jointly operated East African Airways, routing from Kenya via Ethiopia and Italy to the United Kingdom with a Vickers VC10. On 18 April 1972, the aircraft burst into flames and crashed while taking off from Addis Ababa Bole International Airport, killing 43 out of 107 occupants on board.

Ethiopia

Ba Chúc massacre

The Ba Chúc massacre (Vietnamese: Thảm sát Ba Chúc) was the mass killing of 3,157 civilians in Ba Chúc, An Giang province, Vietnam, by the Kampuchea Revolutionary Army (Khmer Rouge) from 18 to 30 April 1978. It was a spillover of the Cambodian genocide which also targeted Vietnamese people mainly in Cambodia. The Khmer Rouge took the local villagers to temples and schools to torture and kill them.

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

Vietnam

Zimbabwe first celebrated its independence on 18 April 1980

Zimbabwe, officially the Republic of Zimbabwe, is a landlocked country in Southeast Africa, between the Zambezi and Limpopo River, bordered by South Africa to the south, Botswana to the southwest, Zambia to the north, and Mozambique to the east. The capital and largest city is Harare, and the second largest is Bulawayo.

Chadian–Nigerian War

The Chadian–Nigerian War was a brief war that was fought over the control of islands on Lake Chad. The war started when a force led by Chadian Army chief-of-staff Idriss Déby invaded parts of Nigeria's Borno State, and ended with a Nigerian force led by Muhammadu Buhari expelling the Chadians and briefly invading Chadian territory.

Nigeria · Chad

Operation Praying Mantis

Operation Praying Mantis was the 18 April 1988 attack by the United States on Iranian naval targets in the Persian Gulf in retaliation for the mining of a U.S. warship four days earlier. It took place during the US presidency of Ronald Reagan and the rule of Supreme Leader of Iran Ruhollah Khomeini. On 14 April, the American guided missile frigate USS Samuel B.

Second Battle of al-Faw

The Second Battle of al-Faw (also known as the Operation Ramadan Mubarak (Blessed Ramadan), fought on 17 April 1988, was a major battle of the Iran–Iraq War. After their defeat at the First Battle of al-Faw two years earlier, the newly restructured Iraqi Army conducted a major operation to clear the Iranians out of the peninsula. The Iraqis concentrated well over 100,000 troops from the battle-hardened Republican Guard.

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

In Israel John Demjanjuk is sentenced to death for war crimes committed in World War II, although the verdict is later overturned

John Demjanjuk (born Ivan Mykolaiovych Demjanjuk 3 April 1920 – 17 March 2012), was a Trawniki and guard at Sobibor extermination camp, Majdanek, and Flossenbürg. Demjanjuk became the center of global media attention in the 1980s, when he was tried and convicted in Israel after being identified as "Ivan the Terrible", a notoriously cruel watchman at Treblinka extermination camp. Demjanjuk was sentenced to death by hanging in 1988.

1993 NSL Cup final (April)

The 1993 NSL Cup final (April) was the final match of the 1992–93 NSL Cup, the 17th season of the National Soccer League Cup. It was played at Marconi Stadium in Sydney on 18 April 1993 between Heidelberg United and Parramatta Eagles. Heidelberg United won the match 2–1 for their first NSL Cup title.

Sydney, Australia

1993 Football League Cup final

The 1993 Football League Cup final took place on 18 April 1993 at Wembley Stadium, and was played between Arsenal and Sheffield Wednesday. Arsenal won 2–1 in normal time, in what was the first of three Wembley finals between the two sides that season; Arsenal and Wednesday also met in the FA Cup final of that year (which went to a replay), the first time ever in English football.

Qana massacre

The Qana massacre took place on April 18, 1996, near Qana, a village in then Israeli-occupied Southern Lebanon, when the Israeli military fired artillery shells at a United Nations compound, which was sheltering around 800 Lebanese civilians, killing 106 and injuring around 116. Four Fijian United Nations Interim Force in Lebanon soldiers were also seriously injured.

1999 Turkish general election

General elections were held in Turkey on Sunday, 18 April 1999. For the first time, local, council and parliamentary elections were held on the same day. Bülent Ecevit's Democratic Left Party (DSP), which had been soaring in popularity after the capture of Kurdistan Worker's Party (PKK) leader Abdullah Öcalan, emerged as the biggest party and swept the board in most of Turkey's western provinces.

Turkey

1999 Turkish local elections

Local elections were held in Turkey on April 18, 1999, on the same day with the parliamentary election.

Turkey

1999 Football League Trophy final

The 1999 Football League Trophy final (known as the Auto Windscreens Shield for sponsorship reasons) was the 16th final of the domestic Football League Trophy competition for teams from the Second and Third Division of the Football League. The match was played at Wembley Stadium on 18 April 1999, and was contested by Millwall and Wigan Athletic.

1999 Istanbul mayoral election

The 1999 Istanbul Metropolitan Municipality election was held on 18 April 1999 to elect a mayor for the metropolitan municipality and districts mayor of Istanbul Province.In the election, Incumbent Ali Müfit Gürtuna of FP won the election.

Turkey

2002 Pirelli Tower airplane crash

On 18 April 2002, a privately operated single-engine Rockwell Commander 112TC flying from Locarno Airport, Switzerland, to Milan Linate Airport, Italy, crashed into the upper floors of the Pirelli Tower in Milan, Italy. The pilot – the aircraft's sole occupant – and two building employees were killed, and 60-70 others were injured.

2002 Grozny OMON ambush

The 2002 Grozny OMON ambush occurred on April 18, 2002, when Chechen insurgents killed about 8 and wounded two republican OMON special police officers. The ambush occurred just 90 meters from Chechnya's main police headquarters. The first bus in a convoy hit a remote controlled mine, and the militants then opened fire on the line of vehicles from the ruins of a nearby high-rise building.

Russia

Backlash (2004)

Backlash (2004) was the sixth annual Backlash professional wrestling pay-per-view event produced by World Wrestling Entertainment (WWE). It was presented by Square Enix's Drakengard. It took place on April 18, 2004 at Rexall Place in Edmonton, Alberta and was a Raw brand-exclusive event. This was the first Backlash event held outside the United States. The main event was a Triple Threat match for the World Heavyweight Championship involving reigning champion Chris Benoit, Triple H, and Shawn Michaels, which Benoit won after forcing Michaels to submit to the sharpshooter. One of the predominant matches on the card was Randy Orton versus Cactus Jack in a Hardcore match for the WWE Intercontinental Championship.

Canada

2005 Basilicata regional election

The 2005 Basilicata regional election took place on 17–18 April 2005. 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 2005 Italian regional elections.

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

UFC 97

UFC 97: Redemption (not to be confused with UFC 17: Redemption) was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on April 18, 2009 in Montreal, Quebec, Canada.

Montreal, Canada

TNA Lockdown (2010)

The 2010 Lockdown was a professional wrestling pay-per-view (PPV) event produced by the Total Nonstop Action Wrestling (TNA) promotion, which took place on April 18, 2010 at the Family Arena in Saint Charles, Missouri. It was the sixth event under the Lockdown chronology and the fourth event of the 2010 TNA PPV schedule. As per the theme of Lockdown events, every match took place inside a steel cage.

Missouri, United States

2010 Northern Cypriot presidential election

Presidential elections were held in Northern Cyprus on 18 April 2010. The result was a victory for Derviş Eroğlu of the National Unity Party, who received 50.38% of the vote in the first round. If no candidate had crossed the 50% threshold, a run-off would have been held on 25 April.

Turkish Republic of Northern Cyprus

2011 West Bengal Legislative Assembly election

Legislative Assembly elections were held in the Indian state of West Bengal in 2011 to elect the members of West Bengal Legislative Assembly as the term of the incumbent government was about to end. The election was held in six phases between 18 April and 10 May 2011 for all the 294 seats of the Assembly.

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

India

Guernsey general election, 2012

General elections to the States of Guernsey were held on 18 April 2012 to elect 45 candidates. Ordinance of the States 78 candidates stood for the 45 seats. A total of 29,745 people or about two thirds of the population of Guernsey and Herm, registered to vote. There were 20,459 voters. 81 blank papers and 65 spoilt papers, amended to 71 blank and 72 spoilt, after the two recounts.

Guernsey

Guerra del Golfo (2013)

Guerra del Golfo (2013) (Spanish for "Gulf War") was a professional wrestling major event produced by Mexican professional wrestling promotion International Wrestling Revolution Group (IWRG), which took place on April 18, 2013, in Arena Naucalpan, Naucalpan, State of Mexico, Mexico. The annual Guerra del Golfo main event consists of three matches in total, with two "qualifying matches", multi-man steel cage matches where the last person left in the cage advances to the main event of the night.

Naucalpan, Mexico

2014 China–Vietnam border shootout

On 18 April 2014, a group of sixteen Chinese citizens, later identified as ethnic Uyghurs, engaged in a shootout with Vietnamese border guards after seizing their guns as they were being detained to be returned to China. Five Uyghurs and two Vietnamese border guards died in the incident. Ten of the Uyghur perpetrators were men and the rest were women or children.

UFC on Fox: Machida vs. Rockhold

UFC on Fox: Machida vs. Rockhold (also known as UFC on Fox 15) was a mixed martial arts event held on April 18, 2015, at the Prudential Center in Newark, New Jersey.

Battle of Gourma-Rharous (2017)

The battle of Gourma-Rharous took place on April 18, 2017, between French and Malian forces against an attacking Jama'at Nasr al-Islam wal Muslimin.

Mali

King Mswati III of Swaziland announces that his country's name will change to Eswatini

Mswati III (born Makhosetive Dlamini; 19 April 1968) is the Ngwenyama (King) of Eswatini and head of the Swazi royal family since 1986. He is the head of an absolute monarchy, holding executive authority over all branches of government and constitutionally immune from prosecution. Along with his mother Queen Ntfombi, Mswati is the last remaining absolute monarch in Africa and one of twelve remaining absolute monarchs worldwide.

2019 Indian general election in Tamil Nadu

The 2019 Indian general election in Tamil Nadu was held on 18 April 2019 in a single phase as part of the second phase of the 2019 Indian general election to elect the 39 members of the 17th Lok Sabha from the state of Tamil Nadu. Simultaneously, by-elections to 18 constituencies of the Tamil Nadu Legislative Assembly were conducted on the same day, while by-elections in four additional assembly constituencies were held on 19 May 2019.

India

2019 Tamil Nadu Legislative Assembly by-elections

By-elections to eighteen state assembly constituencies were held in Tamil Nadu on 18 April 2019 together with 2019 Indian general election. It was considered to be mini-assembly election battle for the power in Tamil Nadu. The ruling government had to prove its majority while the opposition was trying hard to get maximum seats.

India

2019 Arab Club Champions Cup final

The 2019 Arab Club Champions Cup final was the final match of the 2018–19 Arab Club Champions Cup, the 28th season of the Arab League's main club football tournament organised by UAFA, and the 1st season since it was renamed from the Arab Club Championship to the Arab Club Champions Cup.

2019 Icelandic Super Cup

The 2019 Icelandic Super Cup was the 48th final in the Icelandic Super Cup, an annual game between the 2018 Úrvalsdeild champions and the 2018 Icelandic Cup champions. The match was played at Origo völlurinn in Reykjavík on 18 April.

A redacted version of the Mueller report is released to the United States Congress and the public

Report On The Investigation Into Russian Interference In The 2016 Presidential Election, more commonly known as the Mueller report, is the official report documenting the findings and conclusions of former Special Counsel Robert Mueller's investigation into Russian efforts to interfere in the 2016 United States presidential election, allegations of conspiracy or coordination between Donald Trump's presidential campaign and Russia, and allegations of obstruction of justice.

2021 Cape Verdean parliamentary election

Parliamentary elections were held in Cape Verde on 18 April 2021.

Cape Verde

2021 KNVB Cup final

The 2021 KNVB Cup final was a football match between Eredivisie clubs Ajax and Vitesse, that took place on 18 April 2021 at De Kuip, Rotterdam. It was the final match of the 2020–21 KNVB Cup, the 103rd season of the annual Dutch national football cup competition. Ajax won the match 2–1 for a record twentieth title.

2021 Ataye clashes

The 2021 Ataye clashes were two episodes of large-scale ethnic violence killing hundreds in and around the Ethiopian town of Ataye, leading to nearly a quarter of the town being destroyed and hundreds of thousands displaced.

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

Ethiopia

Battle of Donbas (2022)

The Battle of Donbas was a military offensive that was part of the wider eastern front of the Russo-Ukrainian war. The offensive began on 18 April 2022 between the armed forces of Russia and Ukraine for control of the Donbas region. Military analysts consider the campaign to have been the second strategic phase of the invasion, after Russia's initial three-pronged attack into Ukraine.

Ukraine

2022 Belgian Cup final

The 2022 Belgian Cup final, named Croky Cup after the sponsor, was the 67th Belgian Cup final. On 2 March 2022, Gent qualified for their 6th final, losing 2 and winning 3. Anderlecht qualified one day later, reaching their fourteenth final, having won nine times before, the last time of which occurred in 2008, when they also faced Gent in the 2008 Belgian Cup Final.

Battle of Popasna

In mid-April 2022, a military engagement began in Popasna between Ukrainian and Russian forces. On 7 May, the city came under Russian control.

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

Ukraine

14th Beijing International Film Festival

The 14th edition of the Beijing International Film Festival (Chinese: 北京国际电影节), abbreviated BJIFF, was held April 18–26, 2024 in Beijing, China. The 14th BJIFF received more than 1,500 entries, with 15 films selected for the Tiantan Award and 15 films for the Future Forward Awards. The films come from 18 countries. More than 240 Chinese and international films screened in 27 theaters and venues.

People's Republic of China

PFL 3 (2025)

The PFL 3 mixed martial arts event for the 2025 season of the Professional Fighters League was held on April 18, 2025, at Soundstage 19 of Universal Studios Florida in Orlando, Florida, United States. This event marked the quarterfinal of the single-elimination tournament format in the Middleweight and Lightweight divisions.

Florida, United States

WWE Hall of Fame (2025)

The 2025 WWE Hall of Fame was a professional wrestling event produced by WWE that featured the induction of the 26th class into the WWE Hall of Fame. The ceremony took place on April 18, 2025, in Winchester, Nevada at the Fontainebleau Las Vegas in its BleauLive Theater the night before WrestleMania 41. It aired on WWE's livestreaming platforms, two hours after the conclusion of WWE's regular Friday night program, SmackDown.

Nevada, United States

2025 in Brave Combat Federation

The year 2025 was the 10th year in the history of the Brave Combat Federation, a mixed martial arts promotion based in Bahrain.

2026 Kyiv shooting

On 18 April 2026, a mass shooting occurred in the Demiivka neighborhood of the Holosiivskyi District of Kyiv, Ukraine, when a man opened fire on his neighbours and passers-by in the street before taking hostages inside a supermarket. He was shot and killed by police in a shootout when the Rapid Operational Response Unit (KORD) stormed the supermarket. Eight people were killed, including the perpetrator, and thirteen others were injured.

Ukraine