1. In 1865, on April 4, Connecticut resident and actor, John Wilkes Booth assassinated President Abraham Lincoln at Ford's Theatre in Washington D.C.

2. In 1902, on April 4, the first electrically powered steel boat, the "Electra," was launched in Bridgeport, CT.

3. In 1962, on April 4, Connecticut was hit by a devastating blizzard, known as the "Ash Wednesday Storm." The storm caused over $25 million in damages and claimed at least 40 lives.

4. In 1983, on April 4, Connecticut resident and inventor Dr. Robert Jarvik implanted the first permanent artificial heart into a human patient at the University of Utah.

5. In 2013, on April 4, Connecticut passed strict gun control legislation in response to the Sandy Hook Elementary School shooting that claimed the lives of 26 people, including 20 children.