Christianity Islam 18 Islam -- 18 Relations -- 17 Christianity and other religions -- 13 Religious aspects -- 9 Christianity -- 2 more ... Church history -- 2 Foreign relations -- 2 Judaism 2 Military policy -- 2 Nuclear warfare -- 2 Philosophy 2 Religious aspects 2 Secularism 2 Apologetics 1 Bible -- 1 Buddhism 1 Christianity and justice 1 Christianity and other religions - -- 1 Christianity and politics -- 1 Christians -- 1 Civilization -- 1 Conservatism -- 1 Egypt -- 1 Essence, genius, nature 1 Ethopia -- 1 Fundamentalism -- 1 Hinduism 1 International status 1 less ...