History Politics and government 22 476 History and criticism 12 401 Social conditions 10 934 Social aspects 8 384 African Americans 7 319 Women 6 929 mer ... Race relations 6 854 Historia 5 545 Social life and customs 5 452 Foreign relations 5 041 Political aspects 4 947 Civilization 4 816 Philosophy 4 752 Jews 4 593 Civil rights 4 480 Economic conditions 4 327 Intellectual life 3 981 World War, 1939-1945 3 867 Church history 3 864 Ethnic relations 3 421 Racism 3 339 Civil rights movements 3 294 Historiography 3 223 Colonies 3 106 Religious aspects 3 101 Slavery 2 898 Criticism and interpretation 2 797 Influence 2 736 Motion pictures 2 723 mindre ...