Social conditions History 1,279 Politics and government 653 Economic conditions 577 Race relations 402 Conditions sociales 390 African Americans 334 more ... Social life and customs 249 Ethnic relations 234 Social aspects 194 Histoire 161 Civilization 132 Immigrants 120 Economic history 117 Ethnic identity 111 Conditions économiques 108 Politique et gouvernement 106 Emigration and immigration 103 Description and travel 96 Mexican Americans 90 Black people 79 Indians of South America 71 Minorities 70 Foreign relations 67 Frontier and pioneer life 63 Slavery 63 Community life 62 Civil rights 57 Social classes 56 City and town life 55 less ...