- 1590 Battle of Ivry: French King Henri IV beats Catholic League during French Wars of Religion
- 1794 Eli Whitney patents the cotton gin machine revolutionizing the cotton industry in the southern US states
- 1900 Hugo de Vries rediscovers Mendel's laws of genetics
- 1943 World War II: Kraków Ghetto is "liquidated"
- 1958 South Africa's government prohibits the African National Congress
FBI's "10 Most Wanted Fugitives" program begins
On March 14, 1950