Initially called the American Society for Colonizing the Free People of Color in the United States, the American Colonization Society (ACS) was formed by a group of Presbyterian ministers. The organization's chief objective was to encourage free blacks (and later manumitted slaves) to emigrate to West Africa.
To its audience of free blacks, the organization depicted emigration as an opportunity for African Americans to introduce education and Christianity to their African brethren. In contrast, to Southern whites reading its official newsletter, the African Repository (1825–1909), the ACS portrayed black emigration as a solution to the growing prevalence of free blacks, a population that many Southern whites feared would disrupt the system of slavery. As the ACS grew, the prominence of its members and supporters also grew. Among them were Presidents Abraham Lincoln, James Madison, and James Monroe and United States Supreme Court Justice Bushrod Washington ...