History Theology, Doctrinal Doctrines 140 History of doctrines 71 Histoire 65 Church history 59 Middle Ages 56 more ... Early church 50 Christianity 49 Theology 47 Religious aspects 37 Catholic Church 26 Religion 23 Reformation 22 History and criticism 20 Philosophy 19 Fathers of the church 18 Philosophy, Medieval 18 Primitive and early church 16 Religious thought 15 Protestant churches 14 Criticism, interpretation, etc 12 Person and offices 12 Theologians 12 Apologetics 10 Scholasticism 10 God (Christianity) 8 Histoire des doctrines 8 Modern period 8 Religion and science 8 less ...