Plymouth, Massachusetts up trading posts for furs. Chief Massasoit later formed a Peace Treaty with the Pilgrims. Upon growing a plentiful harvest in the fall of 1621, the Pilgrims gathered with Squanto, Samoset, Massasoit, and ninety other Wampanoag men in a celebration of thanksgiving to God for their plentiful harvest. This celebration is known today as the First Thanksgiving, and is still commemorated annually in downtown Plymouth with a parade and a reenactment. Since 1941, Thanksgiving has been observed as a federal holiday in the United States. Plymouth served as the capital of Plymouth Colony (which consisted of modern-day Barnstable, Bristol, and
Pilgrims (Plymouth Colony) how weakened the settlement had actually become. Between the landing and March, only 47 colonists had survived the diseases that they contracted on the ship. During the worst of the sickness, only six or seven of the group were able to feed and care for the rest. In this time, half the "Mayflower" crew also died. William Bradford became governor in 1621 upon the death of John Carver. On March 22, 1621, the Pilgrims of Plymouth Colony signed a peace treaty with Massasoit of the Wampanoags. The patent of Plymouth Colony was surrendered by Bradford to the freemen in 1640,