1. The Columbian Exchange: 1492-1750
... Europe both played a significant role in the Columbian Exchange which lasted from 1492-1750. This exchange included both positive and negative effects on both the human population and the environment. One difference between the two continents is when they first crossed paths, was that the American Natives were at a much higher risk of catching deadly diseases. These diseases included diphtheria, typhus, influenza, ... Native Americans were most affected by this since their immune systems were incredibly weak compared to the European's immune systems. This was because in Europe, there wer...
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