20 April

Roger Tichborne sails from Rio de Janeiro on the Bella, which is lost at sea with all aboard.

Tichborne Claimant Convicted

A bankrupt butcher from Wagga Wagga said he was a lost English baronet. A grieving mother believed him; two juries and 188 court days did not.

Atzerodt is arrested at a cousin's farm near Germantown, Maryland.

Lincoln Assassination Executed

Good Friday, 1865: an actor shoots the president at Ford's Theatre, a manhunt crosses two states, and a military court hangs four conspirators.