Why did slavery disappear in the North?
Why did slavery disappear in the North? Slaves proved to be economical on large farms where labor-intensive cash crops, such as tobacco, sugar and rice, could be grown. By the end of the American Revolution, slavery became largely unprofitable in the North and was slowly dying out.
When did slavery start in Europe?
The Portuguese, in the 16th century, were the first to buy slaves from West African slavers and transport them across the Atlantic. In 1526, they completed the first transatlantic slave voyage to Brazil, and other Europeans soon followed.