Answer:
The upshot is that while the Puritans did believe in witchcraft and evil spirits, they rarely associated any real person with those beliefs, and even more rarely persecuted people as witches. And they put a lot more stock generally in real-world problems and solutions than spectral ones.
Africans were the immigrants to the British New World that had no choice in their destinations or destinies. The first African Americans that arrived in Jamestown in 1619 on a Dutch trading ship were not slaves, nor were they free. They served time as indentured servants until their obligations were complete.