Politics and government 423 History 246 Slavery 68 Histoire 55 Foreign relations 39 Regimental histories 39 Politique et gouvernement 30 more ... Foreign public opinion 18 Presidents 18 Description and travel 17 Secession 17 Causes 16 Reconstruction 15 Campaigns 14 Histoire des unités 13 Military participation 13 Campaign literature, 1864 12 Republican 12 Democratic 11 Military campaigns 11 Travel 11 Controversial literature 10 Diplomatic relations 10 Enslaved persons 10 Campagnes et batailles 9 Civil war 9 Emancipation 9 Public opinion 9 Soldiers 9 Generals 8 Habeas corpus 8 Hist 8 Relations extérieures 8 Descriptions et voyages 7 Esclavage 7 Germans 7 Military leadership 7 Sources 7 African Americans 6 Afro-Americana 6 less ...