African Americans 68,129 History 28,332 Race relations 16,742 Social conditions 9,884 Civil rights 9,701 African American authors 8,370 African American women 6,801 more ... History and criticism 6,636 Politics and government 4,488 African Americans in literature 4,042 American literature 3,963 Civil rights movements 3,718 Education 3,569 Slavery 3,551 Racism 3,427 Intellectual life 2,950 Social life and customs 2,789 Race identity 2,768 Slaves 2,662 Biography 2,501 Economic conditions 2,409 Social aspects 2,375 African American men 2,219 African American families 2,197 Employment 2,116 Religion 2,109 American poetry 1,874 Blacks 1,761 Civil rights workers 1,761 Music 1,716 less ...