History 143 Slaves 113 Slavery 104 Slave trade 67 Social conditions 27 Emancipation 26 Race relations 21 Slave-trade 21 Slavery in literature 21 Women slaves 20 History and criticism 18 Plantation life 17 Biography 16 Colonies 15 African Americans 13 Afro-Americans 12 Antislavery movements 12 Fugitive slaves 12 Slave labor 12 Blacks 10 Slavery and slaves in literature 10 Slave insurrections 9 Slaves' writings, American 8 African American women 7 Commerce 7 Afro-American authors 6 Slave trade in literature 6 Slaveholders 6 Social aspects 6 American literature 5