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...

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...

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...

1991: “Birmingham Six” Freed After 16 Years in Prison

On March 14, 1991, six men wrongfully accused of carrying out Irish Republican Army (IRA) bombing attacks on two Birmingham pubs were released after...

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...

Eurotunnel Connects Britain and France

On Dec. 1, 1990, British and French construction workers joined the two halves of the Eurotunnel, physically linking Britain and France for the first...

1962: Cuban Missile Crisis Begins

On Oct. 14, 1962, a United States spy plane spotted missile bases under construction in Cuba, touching off the two-week Cuban Missile Crisis. Two Weeks...

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...

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,...

1773: American Patriots Carry Out Boston Tea Party

On Dec. 16, 1773, members of the Sons of Liberty boarded British ships in Boston Harbor and destroyed their cargo of tea, taking another...