1. Connecticut Played a Key Role in the American Revolution: Connecticut was a central player in the American Revolution, especially in the northeastern region. Many of the important battles of the war were fought in or around Connecticut, such as the Battle of New Haven, the Battle of Danbury, and the Battle of Ridgefield.

2. The First American Submarine Was Tested in Connecticut: The first American submarine, the Turtle, was built and tested in Connecticut in 1776. The submarine was designed to attach explosive charges to British ships during the Revolutionary War.

3. Connecticut Had a Significant Impact on the Underground Railroad: Connecticut was an important stop on the Underground Railroad, which was a network of secret routes and safe houses that helped slaves escape to freedom in the North. Many abolitionists in Connecticut, such as Harriet Beecher Stowe, were deeply committed to the cause.

4. Connecticut is Home to One of the Oldest Fourth of July Parades in the Nation: The Fourth of July parade in Bristol, CT, is one of the oldest and largest in the country, dating back to 1785. The parade includes floats, bands, and marching units, and attracts thousands of spectators every year.

5. Connecticut Has a Long Tradition of Fireworks Displays: Connecticut has a rich tradition of fireworks displays on the Fourth of July, with many towns and cities hosting their own shows. One of the most popular displays is the Great American Boom in New Britain, which features a spectacular fireworks show that can be seen for miles around.