History Politics and government 891 Histoire 845 Regimental histories 701 Sources 602 Campaigns 571 Emigration and immigration 494 more ... African Americans 472 Societies, etc 358 Slavery 334 Causes 310 Personal narratives 296 Biography 287 Jews 266 Social conditions 255 Bibliography 228 Race relations 215 Social life and customs 209 Naval operations 207 Foreign relations 206 Soldiers 195 Women 193 Indians of North America 178 Description and travel 177 Generals 168 Immigrants 165 Revolution 159 Social aspects 146 Presidents 140 Registers 140 Germans 137 Genealogy 135 Periodicals 131 Colonies 130 Civil War 126 Civilization 123 Civil rights 117 Prisoners and prisons 116 German Americans 111 Manuscripts 107 less ...