History 3,275 Politics and government 1,368 Regimental histories 543 Campaigns 273 Slavery 198 Personal narratives 188 Description and travel 170 more ... African Americans 169 Social conditions 168 Social life and customs 163 Biography 121 Soldiers 121 Presidents 118 Sources 114 Economic conditions 111 Histoire 111 Reconstruction 108 Sermons 101 Politique et gouvernement 85 Pennsylvania Infantry 79 Foreign relations 76 Registers 70 Generals 69 Civilization 67 Causes 65 Assassination 62 Gettysburg, Battle of, Gettysburg, Pa., 1863 62 Travel 62 Prisoners and prisons 60 Enslaved persons 57 Naval operations 57 Race relations 57 Social aspects 57 Reconstruction (U.S. history, 1865-1877) 53 Women 53 Indians of North America 48 Manners and customs 48 Emancipation 45 Legislators 45 Poetry 45 less ...