Church history Interfaith relations Christianity 40 Christianity and other religions 39 History 32 Relations 31 Primitive and early church 21 more ... Judaism 16 Islam 11 Religion 11 Catholic Church 9 Roman 8 Romans 8 Criticism, interpretation, etc 5 Greek 5 Greeks 5 Middle Ages 5 Christianity and culture 4 Protestant churches 4 Religious aspects 4 Critique, interprétation, etc 3 Histoire 3 History and criticism 3 History of doctrines 3 Paganism 3 Apocalyptic literature 2 Apocryphal books (Old Testament) 2 Biblical teaching 2 Christian literature, Early 2 Christians 2 less ...