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
United States Declaration of Independence of Caesar Rodney, who voted for independence. The New York delegation abstained once again since they were still not authorized to vote for independence, although they were allowed to do so a week later by the New York Provincial Congress. The resolution of independence was adopted with twelve affirmative votes and one abstention, and the colonies officially severed political ties with Great Britain. John Adams wrote to his wife on the following day and predicted that July 2 would become a great American holiday He thought that the vote for independence would be commemorated; he did not foresee that Americans