具体描述
In order to fully understand American history, it is essential to know that for nearly two centuries, Americans bought imported Africans and kept them and their descendants in bondage in the 13 colonies and the United States. Slavery lasted so long and controlled so many lives that its sad legacy is still felt today. It is extremely difficult to grasp many aspects of today's United States without learning about slavery's role in people's lives and its development through the years. The new six-volume
