Catholic Church History 33 Foreign relations 20 Religious aspects 20 World War, 1939-1945 18 Church and state 10 Church history 10 more ... Church music 8 Holocaust, Jewish (1939-1945) 6 Mysticism 6 National socialism and religion 6 Relations 6 Christianity and politics 5 Doctrines 5 Music 5 Politics and government 5 Protestant churches 5 Catholics 4 Christianity and antisemitism 4 Church and social problems 4 Clergy 4 History and criticism 4 International relations 4 Bishops 3 Guerre mondiale, 1939-1945 3 Histoire 3 Judaism 3 Liturgy 3 Moral and ethical aspects 3 National socialism 3 less ...