WHAT HAPPENED ON 11. DECEMBER
Want to find out what all happened on 11. December

Abdication Crisis: Edward VIII's abdication as King of the United Kingdom and the British Dominions beyond the Seas, and Emperor of India, becomes effective. (11. December 1936)

Second Italo–Ethiopian War: Italy leaves the League of Nations. (11. December 1937)

World War II: Germany and Italy declare war on the United States, following the Americans' declaration of war on the Empire of Japan in the wake of the attack on Pearl Harbor. The United States, in turn, declares war on them. (11. December 1941)

World War II: Poland declares war on the Empire of Japan. (11. December 1941)

The United Nations International Children's Emergency Fund (UNICEF) is established. (11. December 1946)

1948 Arab–Israeli War: The United Nations passes General Assembly Resolution 194, creating a Conciliation Commission to mediate the conflict. (11. December 1948)

French Upper Volta and French Dahomey gain self-government from France, becoming the Republic of Upper Volta and the Republic of Dahomey (now Benin), respectively, and joining the French Community. (11. December 1958)

French forces crack down in a violent clash with protesters in French Algeria during a visit by French President Charles de Gaulle. (11. December 1960)

Arthur Lucas, convicted of murder, is the last person to be executed in Canada. (11. December 1962)

Che Guevara speaks at the United Nations General Assembly in New York, New York. (11. December 1964)

The Rolling Stones Rock and Roll Circus, featuring the Rolling Stones, Jethro Tull, the Who, Taj Mahal, Marianne Faithfull, and the Dirty Mac with Yoko Ono, is filmed in Wembley, London. (11. December 1968)

Apollo 17 becomes the sixth and last Apollo mission to land on the Moon. (11. December 1972)

The Lufthansa heist is committed by a group led by Lucchese family associate Jimmy Burke. It was the largest cash robbery ever committed on American soil, at that time. (11. December 1978)

The Comprehensive Environmental Response, Compensation, and Liability Act (Superfund) is enacted by the U.S. Congress. (11. December 1980)

El Mozote massacre: Armed forces in El Salvador kill an estimated 900 civilians in an anti-guerrilla campaign during the Salvadoran Civil War. (11. December 1981)

Demonstrations by students and workers across Albania begin, which eventually triggers the fall of communism in Albania. (11. December 1990)

Forty-eight people are killed when a block of the Highland Towers collapses near Kuala Lumpur, Malaysia. (11. December 1993)

First Chechen War: Russian President Boris Yeltsin orders Russian troops into Chechnya. (11. December 1994)

A bomb explodes on Philippine Airlines Flight 434, en route from Manila, Philippines, to Tokyo, Japan, killing one. The captain is able to safely land the plane. (11. December 1994)

The Kyoto Protocol opens for signature. (11. December 1997)