1. The first recorded Valentine's Day celebration in Massachusetts was in 1779 when Major Henry Knox of the Continental Army held a ball with his fellow officers in Boston to celebrate the alliance between the United States and France during the American Revolution.

2. In 1929, the St. Valentine's Day Massacre occurred in Chicago, but one of the key members of the gang responsible for the killings, Fred “Killer” Burke, was arrested in Massachusetts two months later.

3. On February 14, 1946, the Boston Symphony Orchestra had its first concert under the baton of Serge Koussevitzky, who had been the orchestra's conductor from 1924 until 1949. The program included works by Beethoven, Brahms, and Prokofiev.

4. In 2018, a new law went into effect in Massachusetts that made Valentine's Day the state's official "Cuddle Up Day," encouraging residents to snuggle with their loved ones during the cold winter months.

5. On Valentine's Day in 1967, Massachusetts Senator Edward Kennedy delivered his famous "Robert F. Kennedy eulogy" at a memorial service for his brother, who had been assassinated the previous year. The speech is considered one of the most powerful and moving in American political history.