On this day in history March 10,
- 1970 – Vietnam War: Captain Ernest Medina is charged by the U.S. Military with My Lai war crimes.
- 1975 – Vietnam War: North Vietnamese troops attack Ban Me Thuot, South Vietnam, on their way to capturing Saigon.
- 1977 – Rings of Uranus: Astronomers discover rings around Uranus.
- 1980 – Madeira School headmistress Jean Harris shoots and kills Scarsdale diet doctor Herman Tarnower
- 1980 – Formation of the Irish Army Ranger Wing.
- 1990 – In Haiti, Prosper Avril is ousted 18 months after seizing power in a coup.