History Social aspects 50 Politics and government 48 Emigration and immigration 47 History and criticism 42 Political aspects 37 Race relations 31 African Americans 30 Popular culture 28 Social conditions 28 Foreign relations 23 Social life and customs 23 American literature 21 Social movements 19 Motion pictures 18 Political activity 16 Civil rights 15 Feminism 14 Immigrants 14 Slavery 14 Counterculture 13 World War, 1939-1945 13 Economic aspects 12 African American authors 11 Civilization 11 Intellectual life 11 Irish 11 Literature and society 11 Protest movements 11 Race identity 11