Slave trade History 454 Slavery 256 Enslaved persons 78 Social conditions 61 Antislavery movements 59 Commerce 54 更多 ... Colonies 42 Race relations 38 Black people 36 Economic conditions 28 Economic aspects 24 Slave traders 24 Social aspects 23 African Americans 21 Emancipation 17 British colonies 16 Description and travel 16 Law and legislation 16 Capitalism 14 Political aspects 14 Abolitionists 13 History and criticism 13 Public opinion 13 Slavery in literature 13 Travel 12 Enslaved Indians 11 Enslaved women 11 Imperialism 11 Plantation life 11 少 ...