History 345 African Americans 104 Race relations 66 Politics and government 56 Social conditions 43 Slavery 38 Enslaved persons 37 更多 ... Plantation life 26 Social life and customs 24 Civil rights movements 23 Reconstruction (U.S. history, 1865-1877) 23 Civil rights 22 Legislators 21 Manners and customs 19 Governors 16 Women 16 Social aspects 15 Indians of North America 14 Description and travel 13 Families 13 Economic conditions 11 African American women 10 American literature 10 Authors, American 10 Family 10 Freed persons 10 History, Local 10 African American civil rights workers 9 Economic history 9 Antiquities 8 少 ...