History 1,842 Politics and government 620 Social conditions 420 Histoire 411 Description and travel 362 Social life and customs 343 Civilization 230 más ... Race relations 227 African Americans 180 Antiquities 170 Economic conditions 160 Foreign relations 149 Politique et gouvernement 146 Ethnic relations 137 Indians of South America 130 Indians of Mexico 122 Travel 103 Mayas 97 Relations 96 Indians of North America 89 Conditions sociales 87 Frontier and pioneer life 84 Manners and customs 82 Intellectual life 74 Mœurs et coutumes 72 Religion 72 Ethnic identity 70 Government relations 68 Social aspects 68 Jews 65 menos ...