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Crash Course #23 (Diseases (Old world (Diseases from the opld world did al…
Crash Course #23
Diseases
New World
most of the disease transmission went from old world to new, but Americans had one disease they gave to Europe, venereal syphilis.
Old world
Diseases from the opld world did al lot of the damage to native americans, and such diseases are
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Effects
Some estimates say that as high as 90% of native Americans died from the Columbian exchange, a lot of that being attributed to diseases
Animals
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Old world
many old world animals, such as pigs and horses, were very popular in america, and became a huge business
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Horses and donkeys/mules were also game-changing because they could not carry much with llamas, but now they could more than 10 pounds
Plants
New World
They gave the old world tobacco, which in the essence was terrible for everyone. it was the perfect revenge for the old world diseases
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They gave so many food, like tomatoes, potatoes and corn, which made a lot of mass reproduction possible
Old world
they gave us wheat and grapes, but most plants went the other way
People
Old world
In the beginning, this was mostly people coming from the old world to the new, and some europeans as well as africans, unwillingly
This growth of population from the plants in turn made there be more europeans, and in turn made more people com to america