Slavery in the colonial United States December 1865. Slavery in the colonial United States Slavery in the colonial area which later became the United States (1600–1776) developed from complex factors, and researchers have proposed several theories to explain the development of the institution of slavery and of the slave trade. Slavery strongly correlated with Europe's American colonies' need for labor, especially for the labor-intensive plantation economies of the sugar colonies in the Caribbean, operated by Great Britain, France, Spain, and the Dutch Republic. Most slaves who were brought or kidnapped to the Thirteen British colonies - the Eastern seaboard of what later became the United States
Mecklenburg Declaration of Independence Mecklenburg Declaration of May 20. In 1847, the complete text of these Mecklenburg Resolves was found in a South Carolina newspaper published in June 1775. Unlike the Mecklenburg Declaration that had appeared in the "Raleigh Register" in 1819, the Mecklenburg Resolves fell short of an outright declaration of independence, and did not contain language that was parallel to Jefferson's 1776 Declaration of Independence. The Resolves, though radical, were similar to other local resolutions that were adopted in the colonies in 1774 and 1775. The controversy over the Mecklenburg Declaration entered a new phase with the discovery of the Mecklenburg Resolves.