History -- 116 History 103 Caliphs 33 Islamic civilization 15 Abbasids 12 Islam -- 12 Islam 11 more ... Umayyad dynasty 11 Arabs -- 10 Biography 8 Crusades 7 Historiography 6 Caliphate 5 Intellectual life 5 World history 5 Civilization, Arab 4 Politics and government 4 Biography -- 3 Chronology 3 Crusades -- 3 Foreign relations 3 History, Military 3 Islam and state 3 Islamic civilization -- 3 Kings and rulers 3 Muslims -- 3 Religious aspects -- 3 Arabic 2 Caliphs -- 2 Civilization 2 less ...