1804 ~ The United States' first secretary of the treasury, Alexander Hamilton, was killed by Vice President Aaron Burr in a duel.
1864 ~ In the U.S., Confederate forces led by Gen. Jubal Early began an invasion of Washington, DC. They turned back the next day.
1914 ~ ‘Babe Ruth debuted in the major leagues with the Boston Red Sox.
1918 ~ Enrico Caruso recorded "Over There" written by George M. Cohan.
1934 ~ U.S. President Franklin Delano Roosevelt became the first American chief executive to travel through the Panama Canal while in office.
1955 ~ The U.S. Air Force Academy was dedicated in Colorado Springs, CO, at Lowry Air Base.
1962 ~ The first transatlantic TV transmission was sent through the Telstar I satellite.
1972 ~ U.S. forces broke the 95-day siege at An Loc in Vietnam.
1977 ~ The Medal of Freedom was awarded posthumously to Rev. Martin Luther King Jr. in a White House ceremony.
1979 ~ The abandoned U.S. space station Skylab returned to Earth. It burned up in the atmosphere and showered debris over the Indian Ocean and Australia.
1985 ~ Dr. H. Harlan Stone announced that he had used zippers for stitches on 28 patients. The zippers were used when he thought he may have to re-operate.
1985 ~ Nolan Ryan of the Houston Astros became the first major league pitcher to earn 4,000 strikeouts in a career.
1994~ Shawn Eckardt was sentenced in Portland, OR, to 18 months in prison for his role in the attack on figure skater Nancy Kerrigan.
1998 ~ U.S. Air Force Lt. Michael Blassie, a casualty of the Vietnam War, was laid to rest near his Missouri home. He had been positively identified from his remains that had been enshrined in the Tomb of the Unknowns in Arlington, VA.
1999 ~ A U.S. Air Force jet flew over the Antarctic and dropped off emergency medical supplies for Dr. Jerri Nelson after she had discovered a lump in her breast. Nelso was at the Amundsen-Scott South Pole Research Center.
2000 ~ Arkansas Judge Leon Johnson announced that he would preside over the disbarment case against U.S. President Clinton. Several other judges had stepped aside from the case citing the appearance of conflict of interest.
2000 ~ The video "Jaws," the Anniversary Collector's Edition, was released.
2000 ~ Liam Neeson broke his pelvis after hitting a deer with his Harley Davidson motorcycle.