What was the movement that led 15000 puritans to Massachusetts in the 1630's called?

Because of economic, political, and religious problems in England it led to the Great Migration. Between 1629 and 1640 many thousands of English men, women, and children left England. More than 40,000 of these people moved to English colonies in New England and the Caribbean. In 1629, Charles granted a group of Puritans and merchants a charter to settle in New England. They formed the Massachusets Bay Company

In 1630 a fleet of ships carrying Puritan colonists left England for Massachusetts to seek religious freedom. They were led by John Winthrop. The Puritans believed that they had made a covenant, or promise, with God to build an ideal Christian Community.