Crusades History 319 Croisades 83 Church history 57 Middle Ages 40 Islam 36 Christianity 35 more ... Christianity and other religions 34 Histoire 34 Relations 33 Civilization, Medieval 26 Kruistochten 24 Historiography 23 Kings and rulers 19 Kreuzzüge 19 Religious aspects 19 Influence 18 Military history, Medieval 18 History, Military 17 Papacy 13 War 13 Fiction 12 Military art and science 12 History and criticism 11 Jews 10 Knights and knighthood 10 Crusades in literature 8 Foreign relations 8 Islamic civilization 8 Jihad 8 less ...