History -- 398 Politics and government -- 235 Foreign relations -- 135 World politics -- 108 Islam -- 70 Economic conditions -- 49 Biography -- 45 more ... Military history, Modern -- 39 History 32 Politics and government 31 History, Modern -- 29 Social conditions -- 29 Civilization -- 26 International relations 26 Nationalism -- 23 Democracy -- 19 Islam and politics -- 19 Foreign relations 18 Relations -- 18 Economic history -- 16 Periodicals -- 16 Economic conditions 15 Military policy 14 Armed Forces -- 13 Intellectual life -- 13 Periodicals 13 Terrorism -- 13 Communism -- 12 Dictionaries -- 12 Economic policy 12 less ...