Pilgrims came from England to America to practice their Religion/ Religious Freedom.
The men that were on the Mayflower Compact knew that there was no form of government in Virginia, so they planned to make a form of government
The difference between Jamestown & Plymouth is that Jamestown is rich on Cash crop & Plymouth is not rich on Cash crop. And also Jamestown is rich on Fertile soil & Plymouth uses Rocky soil. Plymouth is not rich like Jamestown
John Winthrop led 1,000 Puritans to America and establish the Massachusetts Bay Company. They also wanted to base the colony on the laws of God.
In November 1620, it was not the best time for establishing a colony. And was very difficult for them to find shelter. But by Spring, half of them died. And later Colonists were told how to plant crops & building shelters.