1. In 1637, the Pequot War began in Connecticut between English colonists and the Pequot tribe. The war resulted in the deaths of thousands of Native Americans and the eventual eradication of the Pequot tribe as a distinct entity.

2. In 1770, the British ship HMS Grampus ran aground off the coast of Connecticut during a storm. The ship was carrying supplies and ammunition for British troops stationed in Boston, and the accident resulted in a significant loss for the British military effort.

3. In 1855, Samuel Clemens (better known as Mark Twain) began working in Hartford as a journalist for the Hartford Daily Courant. His time in Hartford would greatly influence some of his most famous works, including "The Adventures of Tom Sawyer" and "The Adventures of Huckleberry Finn."

4. In 1946, the trial of German officer Friedrich Flick began in Nuremberg, Germany. Flick was accused of using slave labor from concentration camps to run his business empire, which included several factories in Connecticut. The trial was one of the last major Nazi War Crimes trials held in Germany.

5. In 2018, Connecticut became the first state in the nation to pass legislation banning bump stocks, which are devices that can be attached to rifles to increase their rate of fire. The legislation was passed in response to the mass shooting at a Las Vegas music festival in 2017, where the shooter used bump stocks to kill 58 people and injure hundreds more.