History 331 History and criticism 126 Criticism and interpretation 68 Politics and government 56 African Americans 47 Philosophy 37 Race relations 34 World War, 1939-1945 32 Intellectual life 31 Political and social views 29 Social conditions 28 American literature 27 Foreign relations 25 Women 25 Social aspects 24 Authors, American 23 Campaigns 23 Political science 21 Social life and customs 21 In literature 20 American fiction 19 Historiography 16 Journalism 16 Knowledge 16 Travel 16 Women and literature 16 Civil rights 15 World War, 1914-1918 15 Frontier and pioneer life 13 Generals 13