1839: Dueling Outlawed in DC

On February 20, 1839, Congress passed legislation barring the practice of dueling in the District of Columbia. Fatal Duel Between Congressmen Prompts Ban The passage of...

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...

1949: “Axis Sally” Convicted of Treason

On March 10, 1949, a jury found American-born Nazi propagandist Mildred E. Gillars, the radio broadcaster known as “Axis Sally,” guilty of treason. “Axis Sally”...

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...