Guess What Happened Today

1855 US adventurer William Walker conquers Nicaragua, reestablishes slavery
Date: June 1
1458 Hussite George of Poděbrady chosen as the 16th King of Bohemia
Date: March 2
1989 Philadelphia Phillies retire #32 in honor of pitcher Steve Carlton
Date: July 29
1960 Côte d'Ivoire (Ivory Coast) gains independence from France
Date: August 7