Puerto Ricans Social conditions 71 History 63 Politics and government 27 Ethnic identity 26 Ethnic relations 24 Social life and customs 21 more ... Emigration and immigration 19 Migrations 17 Economic conditions 16 Intellectual life 16 Social aspects 15 Relations 12 History and criticism 11 Puerto Rican authors 11 Race relations 11 African Americans 10 Hispanic Americans 10 Race identity 10 Civilization 9 Mexican Americans 9 Music 9 American literature 7 Political activists 7 Puerto Ricans in literature 7 Arts, Puerto Rican 6 Colonial influence 6 Community life 6 Citizenship 5 Ethnicity 5 less ...