Wikipedia:Selected anniversaries/February 9

Images
Use only ONE image at a time

Eligible

 * 1234 – Caizhou, the capital of the Jin dynasty, was captured by the Mongol Empire and their Song allies, bringing an end to Jurchen rule.
 * 1825 – After no candidate received a majority of electoral votes in the previous year's presidential election, the United States House of Representatives chose John Quincy Adams (pictured) as president in a contingent election.
 * 1855 – A series of hoof-like marks in the snow continuing through the countryside for some 40 to 100 miles (60 to 160 km) were discovered in Devon, England.
 * 1913 – A meteor procession was observed along a great circle arc from Canada to Brazil, leading astronomers to conclude that its source was a small, short-lived natural satellite of the Earth.
 * 1920 – The Svalbard Treaty was signed in Paris, recognizing Norwegian sovereignty over the Arctic archipelago of Svalbard.
 * 1923 – Stanley Bruce became prime minister of Australia as leader of the country's first Coalition government.
 * 1942 – The Imperial Japanese Army began the Battle of Kranji as part of their campaign to capture Singapore.
 * 1943 – World War II: Allied forces declared Guadalcanal secure, ending the Guadalcanal campaign as a significant strategic victory for Allied forces fighting Japan in the Pacific War.
 * 1945 – World War II: Allied aircraft unsuccessfully attacked a German destroyer in Førde Fjord, Norway.
 * 1950 – U.S. senator Joseph McCarthy accused 205 employees of the State Department of being communists, sparking a period of strong anti-communist sentiment known as McCarthyism.
 * 1964 – As Beatlemania swept the United States, the Beatles (pictured) made their first appearance on The Ed Sullivan Show before a record-breaking audience, beginning a musical phenomenon known as the British Invasion.
 * 1971 – An earthquake registering 6.6 Mw struck the northern San Fernando Valley near the Los Angeles district of Sylmar, killing 65 people.
 * 1996 – Breaking a seventeen-month ceasefire, the Provisional Irish Republican Army detonated a powerful truck bomb in the London Docklands, killing two people and injuring more than a hundred others.
 * 1996 – Researchers at the GSI Helmholtz Centre for Heavy Ion Research in Darmstadt, Germany, first created the chemical element copernicium.
 * 2001 – The American submarine USS Greeneville collided with the Ehime Maru, a Japanese training vessel operated by a high school, sinking the latter ship and killing nine people on board.
 * 2020 – Japanese figure skater Yuzuru Hanyu won the Four Continents Championships to become the only man to complete a Super Slam.
 * Born/died: | Minamoto no Yoritomo |d|1199| Agnès Sorel |d|1450| John Frederick, Duke of Pomerania |d|1600|George Hamilton, 1st Earl of Orkney |b|1666| Thomas Paine |b|1737| Adele Spitzeder |b|1832| Alberto Vargas |b|1896| Gerhard Richter |b|1932|  Princess Margaret, Countess of Snowdon |d|2002|  Margareta Hallin |d|2020