Social conditions History 1,317 Politics and government 663 Economic conditions 588 Race relations 422 Conditions sociales 392 African Americans 349 more ... Social life and customs 258 Ethnic relations 237 Social aspects 199 Histoire 163 Civilization 134 Immigrants 123 Economic history 122 Ethnic identity 113 Conditions économiques 108 Politique et gouvernement 106 Emigration and immigration 105 Description and travel 100 Mexican Americans 92 Black people 82 Indians of South America 74 Minorities 72 Foreign relations 67 Slavery 65 Frontier and pioneer life 64 Community life 62 Civil rights 59 Government relations 59 Social classes 57 less ...