USA HISTORY

Detailed explanation-1: -The Columbian exchange is named after Christopher Columbus because his discovery of the New World began the ongoing exchange of objects, organisms, and ideas between the Old World and the New World.

Detailed explanation-2: -The historian Alfred Crosby first used the term “Columbian Exchange” in the 1970s to describe the massive interchange of people, animals, plants and diseases that took place between the Eastern and Western Hemispheres after Columbus’ arrival in the Americas.

Detailed explanation-3: -Christopher Columbus introduced horses, sugar plants, and disease to the New World, while facilitating the introduction of New World commodities like sugar, tobacco, chocolate, and potatoes to the Old World. The process by which commodities, people, and diseases crossed the Atlantic is known as the Columbian Exchange.

Detailed explanation-4: -The Columbian Exchange, sometimes called the Grand Exchange was the exchange of goods and ideas from Europe, Africa, and Asia and goods and ideas from the Americas. It also spread different diseases. It started in 1492 when Christopher Columbus arrived in the West Indies (North America).

Detailed explanation-5: -The impact was most severe in the Caribbean, where by 1600 Native American populations on most islands had plummeted by more than 99 percent. Across the Americas, populations fell by 50 percent to 95 percent by 1650.