1. In 1630, the first official town meeting was held in Dorchester, Massachusetts. This meeting marked the beginning of organized local government in the state.

2. On September 8, 1774, Massachusetts delegates met in Salem to hold the first provincial congress. This congress was responsible for organizing the resistance to British rule during the American Revolution.

3. In 1900, the first electric trolley car ran in Boston. The car was built by the Union Street Railway Company and marked a major advancement in transportation for the city.

4. On September 8, 1965, the Massachusetts Miracle occurred. This event was a huge upset in the democratic primary for the United States Senate seat, in which Edward Brooke, a Republican candidate, defeated both the Democratic incumbent, Benjamin A. Smith II, as well as a prominent Democratic challenger, Endicott Peabody.

5. In 1974, the Boston Celtics signed Bill Walton to a contract. Walton, who had won two NCAA championships with UCLA, helped lead the Celtics to an NBA championship in 1986.