Pope Innocent IV issues the papal bull Ad Extirpanda, which authorizes but also limits the torture of heretics in the Medieval Inquisition
What happened on May 15, 1618?
German astronomer Johannes Kepler discovers the third of his three planetary laws, the "harmonic law"
What happened on May 15, 1841?
First emigrant wagon train to reach California leaves Independence, Missouri, on a 1,730-mile journey over the Sierra Nevada [1]
What happened on May 15, 1869?
The National Woman Suffrage Association (NWSA) was formed on May 15, 1869, to work for women's suffrage in the United States. Its main leaders were Susan B. Anthony and Elizabeth Cady Stanton.
What happened on May 15, 1940?
Richard James McDonald (February 16, 1909 – July 14, 1998) and Maurice James "Mac" McDonald (November 26, 1902 – December 11, 1971), known as the McDonald brothers, were American entrepreneurs who…
Henry II (German: Heinrich II; Italian: Enrico II; Latin: Henricus; 6 May 973 – 13 July 1024), also known as Saint Henry, Obl. S. B., was Holy Roman Emperor (Latin: Romanorum Imperator) from 1014.
Battle of Hexham: English Yorkist troops led by John Neville, Earl of Montagu defeat Lancastrian force headed by Henry Beaufort, Duke of Somerset. Neville has Somerset beheaded. [1]
The German Peasants' War, Great Peasants' War or Great Peasants' Revolt (German: Deutscher Bauernkrieg) was a widespread popular revolt in some German-speaking areas in Central Europe from 1524 to...
Mary, Queen of Scots (8 December 1542 – 8 February 1587), also known as Mary Stuart or Mary I of Scotland, was Queen of Scotland from 14 December 1542 until her forced abdication on 24 July 1567.
The…
The Puckle gun (also known as the defence gun) was a primitive crew-served, manually operated flintlock revolver patented in 1718 by James Puckle (1667–1724), a British inventor, lawyer and writer.
Klemens von Metternich, Austrian diplomat, foreign minister and chancellor, known for austrian diplomat, foreign minister and chancellor, was born on 1773-05-15.
The Royal Opera House (ROH) is a theatre in Covent Garden, central London. The building is often referred to as simply Covent Garden, after a previous use of the site.
Union Grounds was a baseball park located in the Williamsburg section of Brooklyn, New York. The grounds opened in 1862, its inaugural match being played on May 15.
The National Woman Suffrage Association (NWSA) was formed on May 15, 1869, to work for women's suffrage in the United States. Its main leaders were Susan B. Anthony and Elizabeth Cady Stanton.
Emily Dickinson, American poet, known for american poet, died on 1886-05-15. Emily Elizabeth Dickinson (December 10, 1830 – May 15, 1886) was an American poet.
The British Central Africa Protectorate (BCA) was a British protectorate proclaimed in 1889 and ratified in 1891 that occupied the same area as present-day Malawi: it was renamed Nyasaland in 1907.
The tornado outbreaks of mid-to-late May 1896 were a series of violent and deadly tornado outbreaks that struck much of the Central and Southern United States from May 15 to 28, 1896.
The Greco-Turkish War of 1897 or the Ottoman-Greek War of 1897, also called the Thirty Days' War and known in Greece as the Black '97 or the Unfortunate War, was a war fought between the Kingdom of...
MLB New York Giants pitcher George "Hooks" Wiltse strikes out 4 Reds batters in 1 inning, as catcher dropped a third strike (Palace of the Fans, in Cincinnati, Ohio)
Mârouf, savetier du Caire (Marouf, Cobbler of Cairo) is an opéra comique in five acts by the French composer Henri Rabaud. The libretto, by Lucien Nepoty, is based on a tale from the Arabian Nights.
United States airmail was a service class of the United States Post Office Department (USPOD) and its successor United States Postal Service (USPS) delivering air mail by aircraft flown within the...
The Gallopin' Gaucho is a 1928 American animated short film. It is the second short film featuring Mickey Mouse to be produced, following Plane Crazy and preceding Steamboat Willie.
Richard James McDonald (February 16, 1909 – July 14, 1998) and Maurice James "Mac" McDonald (November 26, 1902 – December 11, 1971), known as the McDonald brothers, were American entrepreneurs who…
The Battle of France (French: bataille de France; 10 May – 25 June 1940), also known as the Fall of France, during the Second World War was the German invasion of the Low Countries (Belgium,...
The military history of the United States during World War II covers the nation's role as one of the major Allies in their victory over the Axis powers.
Virgil Oliver "Fire" Trucks (April 26, 1917 – March 23, 2013) was an American professional baseball pitcher in Major League Baseball with the Detroit Tigers, St.
Abraham Fortas (June 19, 1910 – April 5, 1982) was an American lawyer and jurist who served as an associate justice of the Supreme Court of the United States from 1965 to 1969.
Beginning of the Ulster Workers' Council strike called by Ulster loyalists and unionists who were against the Sunningdale Agreement, which proposed the sharing of political power with Irish nationalists
The Philadelphia Flyers are a professional ice hockey team based in Philadelphia. The Flyers compete in the National Hockey League (NHL) as a member of the Metropolitan Division in the Eastern...
George Harrison releases single "All Those Years Ago" in UK: the song was a tribute to John Lennon, and featured Ringo Starr on drums, and Paul and Linda McCartney on backing vocals [1]
Zara Phillips, British equestrian, known for british equestrian, was born on 1982-05-15. Zara Anne Elizabeth Tindall is a British equestrian, Olympian, and member of the British royal family.
Andy Murray, British athlete, known for british former tennis player, was born on 1988-05-15. Sir Andrew Barron Murray is a British former professional tennis player and coach.
Genoa is the sixth-largest city in Italy and the capital of the Italian region of Liguria. As of 2025, 565,301 people live within the city's administrative limits.
Michael Francis Moore is an American film director, producer, screenwriter, and author. Moore's work frequently addresses various social, political, and economic topics.
June Carter Cash, American singer, known for american singer, died on 2003-05-15. Valerie June Carter Cash (June 23, 1929 – May 15, 2003) was an American country singer, songwriter, comedienne,…
California becomes the second US state after Massachusetts in 2004 to legalize same-sex marriage after its Supreme Court rules a previous ban unconstitutional
Jessica Rose Watson is an Australian sailor who was awarded after attempting a solo circumnavigation at the age of 16 from 18 October 2009 to 15 May 2010.
The Great Recession was a period of market decline in economies around the world that occurred from late 2007 to mid-2009, overlapping with the closely related 2008 financial crisis.
In the United States, abortion is a divisive issue in politics and culture wars. Prior to the mid-19th century, English common law formed the basis of abortion law in the colonies and the early...
Tianwen-1 (also referred to as TW-1) is an interplanetary mission by the China National Space Administration (CNSA) which sent a robotic spacecraft to Mars, consisting of six spacecraft: an orbiter,...