A detailed and fully resourced Unit of Study including key indicative content, extended content and an authoritative list of sources. Perfect for and introduction to A.P. European or A.P. World (Modern) courses - also very well organized for Homeschoolers. This theme focuses on the nature and extent of heresy in Medieval Europe and the response of the Catholic Church during this period. Although questions will not be set in isolation on specific heretical movements, the following movements shoul