History 50 Race relations African Americans 32 Civil rights 23 Civil rights movements 15 Social conditions 8 Politics and government 5 more ... Slavery 5 Black nationalism 4 Civil rights workers 4 African American political activists 3 Employment 3 Ethnic relations 3 Segregation 3 Study and teaching 3 Whites 3 World War, 1939-1945 3 African American abolitionists 2 African American civil rights workers 2 African American social reformers 2 African American women 2 Black power 2 Economic conditions 2 Europeans 2 Indians of North America 2 Land tenure 2 Legal status, laws, etc 2 Minorities 2 Political aspects 2 Psychological aspects 2 less ...