History -- 619 History 511 Politics and government -- 152 Politics and government 120 Foreign relations -- 100 Economic conditions 42 History. -- 36 more ... Nationalism -- 35 Islam -- 34 World politics -- 32 World War, 1939-1945 -- 31 Foreign relations 28 Social conditions 28 Biography -- 27 Economic history -- 27 Ethnic relations 26 Communism -- 22 Economic conditions -- 20 Chinese -- 19 Civilization 17 Democracy -- 16 Congresses 15 Constitutional history 15 Description and travel 15 Sources 15 International relations 14 Political science -- 14 Social conditions -- 14 Biography 13 Congresses -- 13 less ...