Simple. The Columbian Exchange exchanged diseased, people, plants, food, and animals. The Americas adapted with new plants and animals like cattle, chicken, etc., and more slaves. Europe gained potatoes, tomatoes, corn, squash, punpkin, etc.
New societies could depend on new sources of food, new animals. That also improved their local economy, and knowledge (learning)
He hated America because it is home to the majority of the Christians in the world. He called America "The Big Satan" because our social customs were different and he felt his culture was threatened by the freedoms America provides its citizens.
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