Social conditions History 75 Economic conditions 68 Politics and government 66 Black people 46 Conditions sociales 46 Race relations 28 more ... Civilization 27 Slavery 26 Economic history 25 Conditions économiques 21 Indians of South America 20 Social change 17 Political activity 15 Social aspects 14 Social life and customs 14 Condiciones sociales 13 Histoire 13 Poor 13 Politique et gouvernement 12 Civilisation 9 Ethnic relations 9 Foreign relations 9 Manners and customs 9 Mœurs et coutumes 9 Race identity 9 Women 9 15.85 history of America 8 Ethnic identity 8 Brazilian literature 7 less ...