History's greatest showman is born, a war begins, and two of man's greatest inventions are unveiled, all on this day.
1810: P.T. Barnum, the showman, entertainer and businessman remembered for promoting celebrated hoaxes and for founding the circus that became the Ringling Bros. and Barnum & Bailey Circus, is born in Bethel, Conn.
On the morning of April 19, 1995 Timothy McVeigh killed 168 people during the Oklahoma City bombing. Find out more about that tragedy here.