Protestant Reformation: The Protestant Reformation was a major movement within Western Christianity in 16th-century Europe that posed a religious and political challenge to the Catholic Church and led to establishment of Protestant churches.
Separatists: Separatists were radical Puritans who, in the late sixteenth century, advocated complete separation from the Church of England due to dissatisfaction with its practices and theology.
Mayflower Compact: The Mayflower Compact was an agreement reached by Pilgrims on board ship Mayflower in 1620 just before they landed at Plymouth Rock; it bound them into a civil body politic for purpose of establishing a government.