History Causes 14 Politics and government 6 Literature and the war 5 African Americans 4 Public opinion 4 Secession 4 Economic conditions 3 Foreign public opinion, British 3 Psychological aspects 3 Social aspects 3 Social conditions 3 United States 3 American literature 2 Campaigns 2 Civilization 2 Cotton trade 2 Emancipation 2 Foreign economic relations 2 Foreign relations 2 Historiography 2 History and criticism 2 Motion pictures and the war 2 Personal narratives 2 Poetry 2 Political aspects 2 Reconstruction 2 Reconstruction (U.S. history, 1865-1877) 2 Religious aspects 2 Slaves 2