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,...

1964: Muhammad Ali Wins Heavyweight Title

On February 25, 1964, 22-year-old Cassius Clay became the world heavyweight boxing champion, defeating Sonny Liston in an upset. “I Shook Up the World” Muhammad Ali,...

1960: Greensboro Lunch Counter Sit-ins Begin

On February 1, 1960, four black college students refused to leave a lunch counter where they were denied service, sparking a wave of sit-in...

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...

1970: Jury Convicts Five of Chicago Seven

On February 18, 1970, five members of the “Chicago Seven” were found guilty of inciting riots at the 1968 Democratic Convention. Trial Illustrates Cultural Divide...

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...

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...

1737: First St. Patrick’s Day Celebrated in America

On March 17, 1737, Boston became the first American city to celebrate the feast day of St. Patrick, Ireland’s patron saint. St. Patrick’s Day Comes...

1938: “Kristallnacht” Attacks Mark Unofficial Start of Holocaust

On Nov. 9, 1938, Nazi storm troopers launched a coordinated attack against Jewish communities, destroying property and shipping thousands to concentration camps. “Night of Broken...

1850: Daniel Webster Endorses Compromise of 1850 in 3-Hour Speech

On March 7, 1850, United States nationalist and statesman Daniel Webster delivered a three-hour speech on the issue of states’ rights to permit slavery....