History 36 African Americans 9 Civil rights 9 Race relations 8 Rock musicians 5 Social conditions 5 Moral and ethical aspects 4 more ... Rock music 4 Agricultural laborers 3 Biography 3 Black power 3 Civil rights movements 3 Ethnic relations 3 Government policy 3 Immigrants 3 Labor unions 3 Motion picture producers and directors 3 Politics and government 3 Racism 3 Social aspects 3 Actors 2 African American women 2 Architecture 2 Buildings, structures, etc 2 Eccentrics and eccentricities 2 Economic conditions 2 Emigration and immigration 2 Hispanic Americans 2 History and criticism 2 Jazz musicians 2 less ...