1. On March 14, 1765, the Massachusetts General Court passed the Stamp Act, which required all legal and commercial documents to bear a tax stamp. This led to widespread protests and boycotts, ultimately contributing to the American Revolution.

2. March 14, 1852 saw the birth of renowned physicist Albert A. Michelson in Strzelno, Poland. He later became the first American to win a Nobel Prize in a scientific field, honored for his work on measuring the speed of light.

3. In 1933, on March 14, the state of Massachusetts abolished the death penalty except for certain crimes like first-degree murder committed with premeditation and a clear intention to kill.

4. On March 14, 1965, the Selma to Montgomery marches reached their peak as thousands of civil rights activists marched from Selma, Alabama, to the state capital in Montgomery. Among the activists was Massachusetts Senator Ted Kennedy.

5. In an ironic twist, March 14, 2020 saw Massachusetts Governor Charlie Baker declare a state of emergency due to the COVID-19 pandemic, which ultimately resulted in the cancellation of numerous events and closures of businesses across the Commonwealth.