What day of the week was March 5, 1770?

The day of the week March 5th, 1770 fell on was a Monday.

Crispus Attucks the American slave (b. 1723) died on this day in 1770.

Boston Massacre: Five Americans the including Crispus Attucks and a boy, are fatally shot by British troops in an event that would contribute to the outbreak of the American Revolutionary War (also known as the American War of Independence) five years later. At a subsequent trial the soldiers are defended by future U.S. president John Adams.