The Crisis of the Seventeenth Century collects nine essays by Trevor-Roper on the themes of religion, the Reformation, and social change. In his longest essay, "The European Witch-craze of the Sixteenth and Seventeenth Centuries," Trevor-Roper points out that "in England the most active phase of witch-hunting coincided with times of Puritan pressure--the reign of Queen Elizabeth and the period of the civil wars--and some...