- Apr 1 US Congress rejects presidential veto giving all equal rights in US
Historic Event
Apr 2 US President Andrew Johnson ends civil war in Alabama, Arkansas, Florida, Georgia, Mississippi, Louisiana, North Carolina, South Carolina, Tennessee & Virginia
Assassination Attempt
Apr 4 Alexander II of Russia narrowly escapes an assassination attempt by Dmitry Karakozov in the city of St. Petersburg
- Apr 6 Grand Army of the Republic forms in Decatur, Illinois, by Dr. Benjamin F. Stephenson
- Apr 8 Italy and Prussia ally against Austria-Hungary.
- Apr 9 Civil Rights Bill passes over President Andrew Johnson's veto
- Apr 10 American Society for Prevention of Cruelty to Animals (ASPCA) forms
- Apr 16 Nitroglycerine explodes at a Wells Fargo & Co office in San Francisco shattering glass for half a mile