Religious aspects History 33 Catholic Church 17 Christianity 11 Clergy 7 Church history 6 Religious life and customs 6 more ... Church and state 5 History of doctrines 5 Authority 4 Death 4 Civilization 3 Colonies 3 Control (Psychology) 3 Counter-Reformation 3 Family relationships 3 Islam 3 Marriage 3 Masculinity 3 Medicine 3 Medicine, Medieval 3 Moral and ethical aspects 3 Religion 3 Sexual behavior 3 history 3 Administration 2 Ancestor worship 2 Causes and theories of causation 2 Communicable Diseases 2 Conversion 2 less ...