1995: Aum Shinrikyo Cult Releases Nerve Gas on Tokyo Subway

On March 20, 1995, members of the Aum Shinrikyo cult released poisonous sarin gas on five Tokyo subway trains, killing 12 and injuring thousands. Poisonous...

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: President Nixon Resigns

On Aug. 8, 1974, President Richard Nixon, facing impeachment charges for his role in the Watergate Hotel break-in, announced his resignation. The Watergate Scandal At 2:30...

1972: Congress Passes Equal Rights Amendment

On March 22, 1972, the Senate approved the Equal Rights Amendment, which banned discrimination on the basis of sex. The amendment fell three states...

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,...

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...

44 B.C.: Julius Caesar Assassinated

On March 15, 44 B.C., Julius Caesar was assassinated by a group of senators hoping to restore the Roman republic. Caesar Murdered on the Ides...

1997: Rap Icon Notorious B.I.G. Murdered

On March 9, 1997, Biggie Smalls was killed in a Los Angeles drive-by shooting that may have been linked to rap industry rivalries. His...

1917: Russia’s February Revolution Begins

On March 8, 1917, the female factory workers of Petrograd began striking and rioting in response to food shortages and government oppression. Other Petrograd...

1993: Car Bomb Explodes Beneath World Trade Center

On February 26, 1993, Islamic terrorists detonated a car bomb in the World Trade Center’s basement garage, killing six and injuring more than 1,000. Explosion...