Discovering new crops like tobacco and corn in the New World is something that both the Spanish and English had done when colonizing in the New World, and in exchange for the discoveries they had made they introduced the natives to crops from the Old World like wheat and rice. The English and Spanish had also unintentionally introduced diseases from the Old World like measles and smallpox to the natives, which had caused many of natives to die because of a weak immunity to it. Not only were their discoveries very much the same, but so was their way of labor. They had both made their own slavery systems like the Spanish used the Indians that survived from their attacks as slaves, and the English had started their system when a ship had sold about 20 African slaves off the coast of Jamestown and from there they were