History African Americans 359 Race relations 347 Social conditions 264 Politics and government 211 Civil rights 166 Slavery 159 更多 ... History and criticism 143 Social aspects 137 Civil rights movements 124 In literature 110 Reconstruction (U.S. history, 1865-1877) 92 Enslaved persons 88 Intellectual life 87 Political aspects 87 Women and literature 86 Economic conditions 83 American literature 76 Women 74 Indians of North America 64 Criticism and interpretation 62 Segregation 57 Social life and customs 57 Civilization 55 Influence 54 Political and social views 51 White people 49 Racism 46 Political activity 45 Secession 42 少 ...