1. The Boston Tea Party took place on December 14, 1773. A group of American colonists disguised as Native Americans dumped 342 chests of tea, worth approximately $1 million in today's currency, into Boston Harbor in protest of British tea taxes.

2. On December 14, 1799, the first state constitution of Massachusetts was adopted, which included a Bill of Rights guaranteeing individual freedoms such as freedom of speech and religion.

3. December 14, 1846 marks the day that the Massachusetts State Normal School, now known as Framingham State University, was established. It was the first public institution in the United States dedicated solely to training teachers.

4. John F. Kennedy, the 35th President of the United States, was born in Brookline, Massachusetts on December 14, 1917.

5. On December 14, 2006, Massachusetts became the first state in the United States to legalize same-sex marriage after the state's highest court ruled that it was unconstitutional to deny marriage licenses to same-sex couples.