Apr 15, 1865 – U.S. President Abraham Lincoln died from injuries inflicted by John Wilkes Booth.
history
On This Day
Apr 14, 1939 – The John Steinbeck novel “The Grapes of Wrath” was first published.
On This Day
Apr 13, 1808 – William “Juda” Henry Lane perfected the tap dance.
Fred and Ginger made his dance legendary!
On This Day
Apr 12, 1954 – Bill Haley and the Comets recorded “Rock Around the Clock.” The song was released a year later in the movie “Blackboard Jungle.”
(Source: https://www.youtube.com/)
On This Day
Apr 11, 1968 – U.S. President Johnson signed the 1968 Civil Rights Act.
On This Day
Apr 10, 1866 – The American Society for Prevention of Cruelty to Animals (ASPCA) was incorporated. 
On This Day
Apr 9, 1983 – The space shuttle Challenger concluded it first flight. 
On This Day
Apr 8, 1964 – The Supremes recorded “Where Did Our Love Go.” The song was their first No. 1 single.
On This Day
Apr 7, 1948 – The musical “South Pacific” by Rogers and Hammerstein debuted on Broadway.
On This Day
Apr 6, 1896 – The first modern Olympic Games began in Athens, Greece.
Elysian Waters 