History Politics and government 116 Social conditions 107 Social aspects 88 History and criticism 80 Social life and customs 71 World War, 1939-1945 64 Political aspects 54 Social history 50 Public opinion 48 Mass society 46 Social surveys 44 Popular culture 42 Race relations 37 Intellectual life 31 Foreign relations 30 Political activity 30 African Americans 28 Women 28 Working class 28 Social movements 26 Feminism 24 Civilization 21 Protest movements 21 Nationalism 20 World politics 20 Architecture 18 Civil rights 18 Motion pictures 18 Political culture 18