History Politics and government 256 History and criticism 242 Social aspects 233 Social conditions 212 Political aspects 123 Social life and customs 122 Philosophy 97 Women 86 Race relations 84 Civilization 83 Foreign relations 81 World War, 1939-1945 80 Colonies 78 Emigration and immigration 78 English literature 74 Popular culture 71 Public opinion 68 Theater 65 Intellectual life 60 Historiography 58 Motion pictures 58 Social history 58 African Americans 52 Economic aspects 49 Literature and society 49 Feminism 46 Imperialism 46 Mass society 46 Economic conditions 45