WHAT HAPPENED ON 20. FEBRUARY
Want to find out what all happened on 20. February

The Congress of the United States approves the construction of the San Francisco – Oakland Bay Bridge by the state of California. (20. February 1931)

The Congress of the United States proposes the Twenty-first Amendment to the United States Constitution that will end Prohibition in the United States. (20. February 1933)

Adolf Hitler secretly meets with German industrialists to arrange for financing of the Nazi Party's upcoming election campaign. (20. February 1933)

Caroline Mikkelsen becomes the first woman to set foot in Antarctica. (20. February 1935)

Lieutenant Edward O'Hare becomes America's first World War II flying ace. (20. February 1942)

American movie studio executives agree to allow the Office of War Information to censor movies. (20. February 1943)

The Parícutin volcano begins to form in Parícutin, Mexico. (20. February 1943)

The Saturday Evening Post publishes the first of Norman Rockwell's Four Freedoms in support of United States President Franklin Roosevelt's 1941 State of the Union address theme of Four Freedoms. (20. February 1943)

World War II: The "Big Week" began with American bomber raids on German aircraft manufacturing centers. (20. February 1944)

World War II: The United States takes Eniwetok Island. (20. February 1944)

Emmett Ashford becomes the first African-American umpire in organized baseball by being authorized to be a substitute umpire in the Southwestern International League. (20. February 1952)

The United States Merchant Marine Academy becomes a permanent Service Academy. (20. February 1956)

The Avro Arrow program to design and manufacture supersonic jet fighters in Canada is cancelled by the Diefenbaker government amid much political debate. (20. February 1959)

Mercury program: While aboard Friendship 7, John Glenn becomes the first American to orbit the earth, making three orbits in 4 hours, 55 minutes. (20. February 1962)

Ranger 8 crashes into the moon after a successful mission of photographing possible landing sites for the Apollo program astronauts. (20. February 1965)

The United States Emergency Broadcast System is accidentally activated in an erroneous national alert. (20. February 1971)

The last Order of Victory is bestowed upon Leonid Brezhnev. (20. February 1978)

The Soviet Union launches its Mir spacecraft. Remaining in orbit for 15 years, it is occupied for 10 of those years. (20. February 1986)

Unabomber: In Salt Lake City, a bomb explodes in a computer store. (20. February 1987)

The Nagorno-Karabakh Autonomous Oblast votes to secede from Azerbaijan and join Armenia, triggering the Nagorno-Karabakh War. (20. February 1988)