Slavery 1,266 History 1,031 African Americans 296 Slaves 259 Social conditions 184 Antislavery movements 183 Race relations 168 Politics and government 139 Slavery in literature 137 History and criticism 117 Slave trade 112 Political aspects 103 Abolitionists 81 Emancipation 80 Social aspects 72 Plantation life 70 Law and legislation 69 Blacks 51 American literature 50 Economic conditions 49 African Americans in literature 44 Economic aspects 43 Fugitive slaves 43 Causes 39 African American authors 38 Slave insurrections 37 Slaveholders 34 Indians of North America 33 Legal status, laws, etc 33 Colonies 31