1. On March 13, 1781, the Articles of Confederation were officially ratified by Massachusetts, making it the sixth state to do so. The Articles of Confederation served as the first constitution of the United States before it was replaced by the current U.S. Constitution in 1789.

2. On March 13, 1837, Thomas Davenport, a resident of Worcester, Massachusetts, received the first patent for an electric motor. Davenport's invention revolutionized the way power was generated and transmitted, playing a significant role in the Industrial Revolution.

3. On March 13, 1852, the Boston Public Library was established, making it the first publicly supported free municipal library in the United States. The library's original collection of books was approximately 16,000 volumes.

4. On March 13, 1884, the first successful shipment of frozen food occurred in Massachusetts. The shipment of beef and mutton was sent from Chicago to Boston, revolutionizing the transportation and distribution of perishable goods.

5. On March 13, 1991, Massachusetts Senator Brock Adams resigned from his position following numerous allegations of sexual harassment. Adams had served in the Senate since 1987 and was a prominent figure in the Democratic Party. His resignation was met with controversy and debate over the appropriate consequences for allegations of sexual misconduct.