※ 다음 글을 읽고 물음에 답하시오. [문 19.～문 20.] In 1619―one year before the Mayflower arrived in America―a Dutch ship called at Jamestown and sold some 20 black Africans to the colonists. There was a need for cheap labor on their plantations where tobacco, sugar cane, and, later, cotton were grown. The trade grew fast, serving not only British colonies but those of other European powers in the New World. In 1681, there were some 2,000 slaves in Virginia, but by the mid-nineteenth century, the slave population in America had risen to more than four million. This trade went on for almost two centuries. In the United States, slavery was finally ended in 1865 with the passage of the thirteenth Amendment to the Constitution. 윗글의 내용과 일치하지 않는 것은?