Social conditions History 61 African Americans 36 Race relations 27 Economic conditions 15 Immigrants 14 Politics and government 13 יותר ... Social aspects 13 Emigration and immigration 11 Ethnic relations 9 Mexican Americans 8 Working class 8 Ethnic identity 6 Political aspects 6 Puerto Ricans 6 Cultural assimilation 5 Economic history 5 Mexicans 5 Migrations 5 Race identity 5 Civil rights 4 Migration, Internal 4 Political activity 4 African American women 3 Cities and towns 3 City planning 3 Coal mines and mining 3 Community life 3 Gang members 3 Group identity 3 פחות ...