1887: First Groundhog Day Celebrated in Punxsutawney

On February 2, 1887, Punxsutawney, Pennsylvania, celebrated the first official Groundhog Day, a holiday with roots in ancient traditions. The Origins of Groundhog Day On February...

1965: Malcolm X Assassinated

On February 21, 1965, Malcolm X, a former Nation of Islam leader, was assassinated by Black Muslims in New York. Malcolm X Shot Dead in...

1868: President Andrew Johnson Impeached

On February 24, 1868, Andrew Johnson became the first U.S. president to be impeached; the Senate subsequently acquitted him by a single vote. House Impeaches...

1923: King Tut’s Tomb Unsealed

On February 16, 1923, King Tutankhamen’s tomb was unsealed and entered by an excavation team led by British archaeologist Howard Carter and financial backer...

1990: Nelson Mandela Released From Prison

On February 11, 1990, South African President Frederik Willem de Klerk freed anti-apartheid activist Nelson Mandela. Mandela had spent 27 years in prison. Mandela Goes...

1857: Supreme Court Rules Against Dred Scott

On March 6, 1857, the Supreme Court ruled against Dred Scott, a slave who sued for freedom after spending time in free territory. The...

1979: Nuclear Meltdown Occurs at Three Mile Island

On March 28, 1979, the Three Mile Island nuclear power plant experienced a partial meltdown. It was the worst-ever commercial nuclear accident in American history. Meltdown...

On This Day: United States Drops Atomic Bomb on Hiroshima

On Aug. 6, 1945, U.S. war plane Enola Gay dropped “Little Boy,” a 8,900-pound atomic bomb, on Hiroshima, Japan. Within eight days, Japan surrendered,...

1974: Heiress Patty Hearst Kidnapped

On February 4, 1974, members of the Symbionese Liberation Army kidnapped Patty Hearst, 19, granddaughter of newspaper mogul William Randolph Hearst. After months of...

USSR established -1922

In post-revolutionary Russia, the Union of Soviet Socialist Republics (USSR) is established, comprising a confederation of Russia, Belorussia, Ukraine, and the Transcaucasian Federation (divided...