April 10, 1866
The American Society for the Prevention of Cruelty to Animals is founded in New York City by philanthropist Henry Bergh.
April 14, 1865
John Wilkes Booth fatally shoots President Abraham Lincoln while he attends a play at Ford’s Theatre in Washington, D.C.
April 17, 1970
After suffering a major malfunction and aborting its mission to the moon, Apollo 13 returns to Earth.