The Bloody Tenant Yet More Bloody: By Mr. Cottons Endeavor To Wash It White In The Blood Of The Lamb is a book written by Roger Williams in 1652. The book is a response to John Cotton's defense of the Puritan doctrine of religious persecution. Williams, a Baptist minister and founder of Rhode Island, argues against the idea that the civil magistrate has the power to enforce religious conformity. He argues that true religion must be voluntary and that...