March 16th (1621) was a Tuesday. It's the 75th day of the year (76th in leap years) in the Gregorian calendar. There are 290 days left to the end of the year.
Historical Events for 16th March, 1621
» Samoset, a Mohegan, visited the settlers of Plymouth Colony and greets them, "Welcome, Englishmen! My name is Samoset."