Slavery African Americans 41 Colonization 37 Slave trade 28 History 13 Antislavery movements 8 Societies, etc 6 more ... Emancipation 5 Enslaved persons 5 Commerce 4 Esclaves 4 Extension to the territories 3 Justification 3 Sugar trade 3 %SP3 2 Afro-Americana 2 Black people 2 Boycotts 2 Civil rights 2 Controversial literature 2 Cotton growing 2 Description and travel 2 Descriptions et voyages 2 Discovery and exploration 2 Economic aspects 2 Law and legislation 2 Missions 2 Political aspects 2 Race relations 2 Travel 2 African American intellectuals 1 Agriculture 1 Antropologia Politica 1 Bibliography 1 Black race 1 Catalogs 1 Collectibles 1 Congresses 1 Cultural assimilation 1 Economic conditions 1 less ...