Columbian Exchange The Columbian Exchange was the massive exchange of foods, animals, diseases and culture between the Americas and Europe. The Old World was affected in a lot of ways, for example they were able to trade for crops that became staples in Europe. A good example is the white potato, which when it failed caused massive famine in Ireland. The New World however, was affected more by the Columbian Exchange than the Old World. The Americas were affected more due to the massive trade of crops and food from the Old World, the arrival of new animals like the horse, and many new diseases that the Americans had no resistance to. The crops traded from the Old World affected the New World greatly, some became common staples. Economies and
