History Politics and government 2,909 Histoire 2,304 Social conditions 2,048 Social life and customs 1,794 Race relations 1,631 Description and travel 1,509 more ... African Americans 1,315 Frontier and pioneer life 1,158 Indians of North America 845 Economic conditions 840 Civilization 795 Sources 733 Foreign relations 720 Ethnic relations 662 Antiquities 580 Social aspects 570 Colonies 503 Civil rights 459 Indians of Mexico 442 Slavery 428 Discovery and exploration 426 Relations 416 Travel 381 Indians of South America 323 Emigration and immigration 308 Intellectual life 308 Jews 299 Biography 296 Historiography 296 less ...