Final answer:
The colony that served as a religious haven for the Pilgrims was Plymouth Colony.
Step-by-step explanation:
The name of the colony that served as a religious haven for the Pilgrims is Plymouth Colony. It was established by the Pilgrims, who were a group of English Separatists seeking religious freedom. They arrived on the Mayflower in 1620 and settled in present-day Massachusetts. The colony had a significant impact on the development of the United States.
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