1. The city of Bristol, Connecticut was formally incorporated on March 20, 1785. The city is home to the oldest continuously operating amusement park in the United States, Lake Compounce.

2. The infamous "White Hurricane" of 1888 struck Connecticut on March 20, causing blizzard conditions and heavy snowfall throughout the state. This storm is considered to be one of the most severe blizzards in American history, paralyzing transportation and commerce along the Eastern seaboard.

3. On March 20, 1922, the Connecticut House of Representatives passed a bill allowing women to serve on juries, making the state one of the first in the country to do so. However, it would take another 13 years for women to be allowed to sit on juries in all criminal cases.

4. In 1965, the Connecticut Turnpike was extended from its previous terminus in Greenwich to Norwalk, a distance of 7.8 miles. This extension marked the first significant expansion of the turnpike since its original construction in the 1950s.

5. March 20, 2009, marked the opening of the Connecticut Science Center in Hartford. The 154,000 square foot facility features over 165 hands-on exhibits, live science demonstrations, and a state-of-the-art planetarium, making it one of the largest and most advanced science museums in the country.