- 40th Tour de France won by Louison Bobet of France
- Arizona Governor John Howard Pyle orders an anti-polygamy law enforcement crackdown on residents of Short Creek, Arizona, which becomes known as the Short Creek Raid.
- Cuban pirate radio station's 1st transmission at Santiago de Cuba
Fidel Castro begins rebellion, the "26th of July Movement," against Fulgenico Batista's regime in Cuba
- Robert Phillips, classical guitarist
- Nikolaos Plastiras, Greece premier (1945-50, 51-2), dies