Observed on 18 May
- Baltic Fleet Day (Russia)
- Day of Remembrance of Crimean Tatar genocide (Ukraine)
- Independence Day (Somaliland) (unrecognized)
- International Museum Day
- National Speech Pathologist Day (United States)
18 May in Indian history
- 2009The Sri Lanka Army killed Velupillai Prabhakaran, the leader and founder of the Liberation Tigers of Tamil Eelam, to bring an end to the 26-year Sri Lankan civil war.India
- 1974India conducted its first nuclear test explosion at Pokhran, the first confirmed nuclear test by a nation outside the five permanent members of the United Nations Security Council.India
- 1912The first Indian film, Shree Pundalik by Dadasaheb Torne, is released in Mumbai.India
18 May in world history
- 2018Cubana de Aviación Flight 972 crashes in Santiago de las Vegas after takeoff from José Martí International Airport in Havana, Cuba, killing 112 of the 113 people on board.
- 2005A second photo from the Hubble Space Telescope confirms that Pluto has two additional moons, Nix and Hydra.
- 1996Ireland won the Eurovision song contest for the seventh time, the highest number of wins for any country before Sweden tied it in 2023.
- 1980Rioting spreads to Miami's mostly African-American neighborhoods of Overtown and Liberty City following the previous day's courthouse protests.
- 1977Likud party wins the 1977 Israeli legislative election, with Menachem Begin, its founder, as the sixth Prime Minister of Israel.
- 1955Operation Passage to Freedom, the evacuation of 310,000 Vietnamese civilians, soldiers and non-Vietnamese members of the French Army from communist North Vietnam to South Vietnam following the end of the First Indochina War, ended.
- 1944World War II: Battle of Monte Cassino: Conclusion after seven days of the fourth battle as German paratroopers evacuate Monte Cassino.
- 1944Deportation of Crimean Tatars by the Soviet Union.
- 1933U.S. president Franklin D. Roosevelt signed an act establishing the Tennessee Valley Authority to stimulate the economic development of the Tennessee Valley, a region particularly impacted by the Great Depression.
- 1917World War I: The Selective Service Act of 1917 is passed, giving the President of the United States the power of conscription.
- 1896Ruling in the landmark decision Plessy v. Ferguson, the U.S. Supreme Court upheld the legality of racial segregation in public transportation under the "separate but equal" doctrine.
- 1863American Civil War: General Ulysses S. Grant led his Army of the Tennessee across the Big Black River in preparation for the Siege of Vicksburg.
- 1848Opening of the first German National Assembly (Nationalversammlung) in Frankfurt, Germany.
- 1803Napoleonic Wars: The United Kingdom revokes the Treaty of Amiens and declares war on France.
- 1388At the Battle of Buir Lake, a Ming Chinese army led by general Lan Yu defeated the forces of Tögüs Temür, the Mongol khan of Northern Yuan.
Born on 18 May
- 1993Jessica Watson, Australian sailor
- 1948Tom Udall, American lawyer and politician, 28th New Mexico Attorney General, United States Senator from New Mexico
- 1933H. D. Deve Gowda, Indian farmer and politician, 11th Prime Minister of IndiaIndia
- 1921Joan Eardley, British artist (died 1963)
- 1883Walter Gropius, German-American architect, designed the John F. Kennedy Federal Building (died 1969)
- 1777John George Children, English chemist, mineralogist, and zoologist (died 1852)
Died on 18 May
- 2023Jim Brown, American football player, civil rights activist, and actor (born 1936)
- 2009Velupillai Prabhakaran, Sri Lankan rebel leader, founded the Liberation Tigers of Tamil Eelam (born 1954)India
- 1998Obaidullah Aleem, Indian-Pakistani poet and author (born 1939)India
- 1909George Meredith, English novelist and poet (born 1828)
Frequently asked questions
- What happened on 18 May in history?
- 2018: Cubana de Aviación Flight 972 crashes in Santiago de las Vegas after takeoff from José Martí International Airport in Havana, Cuba, killing 112 of the 113 people on board. 2009: The Sri Lanka Army killed Velupillai Prabhakaran, the leader and founder of the Liberation Tigers of Tamil Eelam, to bring an end to the 26-year Sri Lankan civil war. 2005: A second photo from the Hubble Space Telescope confirms that Pluto has two additional moons, Nix and Hydra. 1996: Ireland won the Eurovision song contest for the seventh time, the highest number of wins for any country before Sweden tied it in 2023.
- What happened on 18 May in Indian history?
- 2009: The Sri Lanka Army killed Velupillai Prabhakaran, the leader and founder of the Liberation Tigers of Tamil Eelam, to bring an end to the 26-year Sri Lankan civil war. 1974: India conducted its first nuclear test explosion at Pokhran, the first confirmed nuclear test by a nation outside the five permanent members of the United Nations Security Council. 1912: The first Indian film, Shree Pundalik by Dadasaheb Torne, is released in Mumbai.
- Which famous people were born on 18 May?
- Jessica Watson, Australian sailor (1993); Tom Udall, American lawyer and politician, 28th New Mexico Attorney General, United States Senator from New Mexico (1948); H. D. Deve Gowda, Indian farmer and politician, 11th Prime Minister of India (1933); Joan Eardley, British artist (died 1963) (1921).
- Which day is observed on 18 May?
- Baltic Fleet Day (Russia); Day of Remembrance of Crimean Tatar genocide (Ukraine); Independence Day (Somaliland) (unrecognized); International Museum Day; National Speech Pathologist Day (United States).
Historical entries from Wikipedia (CC BY-SA 4.0), sorted with India-related events first.