- 311 Roman Emperor Galerius issues Edict of Toleration, ending persercution of Christians in the Roman Empire
- 711 Islamic conquest of Iberia: Moorish troops led by Tariq ibn-Ziyad land at Gibraltar to begin their invasion of the Iberian Peninsula (Al-Andalus).
- 1562 1st French colonists in North America: Jean Ribault & colonists arrive in Florida
- 1789 George Washington is inaugurated as the first President of the United States of America
- 1859 Charles Dickens' "A Tale Of Two Cities" is first published in literary periodical "All the Year Round" (weekly installments until Nov 26)
- 2009 Chrysler automobile company files for Chapter 11 bankruptcy.
The World Wide Web is born at CERN.
On April 30, 1993