History 3,718 Politics and government 1,001 Histoire 690 Social conditions 543 Description and travel 517 Social life and customs 446 Race relations 435 more ... African Americans 381 Foreign relations 282 Frontier and pioneer life 276 Civilization 262 Politique et gouvernement 234 Economic conditions 232 Indians of North America 193 Antiquities 167 Ethnic relations 161 Civil rights 141 Relations 137 Discovery and exploration 132 Travel 131 Indians of Mexico 122 Mayas 110 Colonies 104 Conditions sociales 103 Social aspects 103 Indians of South America 102 Missions 100 Manners and customs 95 15.85 history of America 94 Intellectual life 90 less ...