Conversation so far:
who were the puritans and where did they come from
The Puritans were members of a religious reform movement known as Puritanism that arose within the Church of England in the late 16th century.
can you tell me about the puritan movement
The Puritans believed the Church of England was too similar to the Roman Catholic Church and should eliminate ceremonies and practices not rooted in the Bible.
what are the practices not rooted in the bible the puritans didn't like
Puritans opposed the idea that the king should be the supreme ruler over the church; instead, they believed that only Christ could rule the church.

Question: why did the movement cause conflict
Self-contained rewrite: why did the puritan movement cause conflict