Slavery 91 History 42 Political aspects 39 Politics and government 25 African Americans 14 Afro-Americana 11 Antislavery movements 11 more ... %SP3 10 Enslaved persons 10 Extension to the territories 10 Economic aspects 9 Emancipation 9 Slavery in the United States 9 Controversial literature 8 Slave trade 8 Race relations 7 Presidents 6 Law and legislation 5 Social conditions 5 Campaign literature 4 Democratic 4 Description and travel 4 Esclavage 4 Political and social views 4 Secession 4 Slavernij 4 Causes 3 Cotton growing 3 Elections 3 Historiography 3 Influence 3 Justification 3 Moral and ethical aspects 3 Slavery and the church 3 Travel 3 Views on slavery 3 Annexation 2 Campaign literature, 1860 2 Colonization 2 Economic conditions 2 less ...