1983: Reagan Delivers “Star Wars” Speech

On March 23, 1983, President Ronald Reagan proposed the development of the Strategic Defense Initiative (SDI), a space and ground-based defense system to intercept...

1993: Feds Raid Branch Davidian Compound in Waco

On February 28, 1993, federal agents tried to arrest David Koresh at his Waco, Texas, compound. A gunfight ensued, killing 10 and beginning a...

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...

1920: 19th Amendment Gives Women Right to Vote

On Aug. 18, 1920, the 19th Amendment was ratified after decades of struggle by women’s rights advocates, bringing a successful end to the U.S....

1872: Susan B. Anthony Votes in Presidential Election

On Nov. 5, 1872, 48 years before the 19th Amendment gave women the right to vote, women’s rights activist Susan B. Anthony and a...

1898: USS Maine Explodes in Havana Harbor

On February 15, 1898, the U.S. battleship Maine blew up in Havana Harbor, escalating tensions with Spain and contributing to the outbreak of the...

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...

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...

1991: Rodney King Beaten by LAPD

On March 3, 1991, a group of white Los Angeles police officers were videotaped severely beating black suspect Rodney King. The officers were later...

1942: Roosevelt Authorizes Internment of Japanese-Americans

On February 19, 1942, President Franklin D. Roosevelt signed Executive Order 9066, which authorized the military to relocate Japanese-Americans from their homes to internment...