Because Until the early 18th century, enslaved Africans were difficult to acquire in the colonies that became the United States, as most were sold to the West Indies, where the large plantations and high mortality rates required continued importation of slaves. One of the first major centers of African slavery in the English North American colonies occurred with the founding of Charles Town and the Province of Carolina in 1670.
was to get Native Americans to farm and ranch like white homesteaders. An explicit goal of the Dawes Act was to create divisions among Native Americans and eliminate the social cohesion of tribes.