What was a significant outcome of the Columbian Exchange?

The Columbian Exchange was a transformative event following Christopher Columbus's voyages, leading to an extensive interchange of goods, ideas, and populations between the Americas and the Old World. A significant outcome of this exchange was indeed the introduction of new crops to both America and Europe.

For instance, the exchange brought crops such as potatoes, tomatoes, corn, and tobacco from the Americas to Europe, which had a profound impact on European diets and agricultural practices. Similarly, staples like wheat, rice, and coffee were introduced to the Americas. This diversification of food sources not only enhanced the nutrition and culinary traditions of both continents but also influenced population growth and economic development.

The other mentioned outcomes do not directly pertain to the Columbian Exchange. The establishment of British colonies in India relates more to British imperial expansion rather than the exchanges initiated by Columbus. The decline of the Roman Empire occurred centuries earlier and is unrelated to the events of the Columbian Exchange. Lastly, the transatlantic slave trade, which contributed to the demographic changes during this period, continued well after the Columbian Exchange had begun. Thus, the introduction of new crops stands out as the most relevant and significant outcome of this historical interchange.