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
History of the United States (1776–1789) History of the United States (1776–1789) Between 1776 and 1789, the United States of America emerged as an independent country, creating and ratifying its new constitution and establishing its national government. In order to assert their traditional rights, American Patriots seized control of the colonies and launched a war for independence. The Americans declared independence on July 4, 1776, proclaiming "all men are created equal". Congress raised the Continental Army under the command of General George Washington, forged a military alliance with France and defeated the two main British invasion armies. Nationalists replaced the governing Articles of Confederation to strengthen