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The Colombian Exchange (Disease (Smallpox (Spread from hand to hand…
The Colombian Exchange
Disease
Smallpox
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People were not exposed to it so when the Spaniards came they died because they hadn't developed an immunity to it.
War
It made it easier to spread disease, because people would shed blood, an would get smallpox.
When the Aztec and Inca leaders, it sparked a war.
Starvation
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Without enough food, it was easier for them to catch the disease, and easier for them to die from it.
Syphilis
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When the Explorers came back to Europe, the disease spread on to the Europeans and killed some of them.
Tobacco
Cigarettes were given out to the American servicemen during the World War ll, and after the war those soldiers still kept smoking which eventually killed more of the smoking soldier that the war itself.
Animal
Pigs were able to be breed quickly. someone brought over 13 pigs to america, and 3 years later, tier were over 300 pigs in the Americas
The Europeans came to America to eat, meaning that they could grow food in better land, and let animals thrive before killing them.
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When horses came to America, many Native Americans abandoned agriculture in favor of a nomadic lifestyle, moving around the country and hunting buffalo.
Plants
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The Irish survived on potatoes, each potato worker eating approximately 10 lb. a day
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