History 1,880 Campaigns 266 Politics and government 244 Social aspects 178 Generals 134 Regimental histories 119 Soldiers 119 more ... African Americans 113 Slavery 100 Reconstruction (U.S. history, 1865-1877) 98 Social conditions 93 Causes 90 Influence 66 Women 61 Slaves 59 Naval operations 48 Presidents 47 Race relations 47 Emancipation 45 History and criticism 45 Military leadership 42 Gettysburg, Battle of, Gettysburg, Pa., 1863 41 History, Military 39 Literature and the war 37 Political aspects 37 Secession 35 Participation, African American 34 Medical care 32 Foreign relations 31 Prisoners and prisons 31 less ...