Answer:
Europeans brought deadly viruses and bacteria, such as smallpox, measles, typhus, and cholera, for which Native Americans had no immunity (Denevan, 1976). On their return home, European sailors brought syphilis to Europe
Explanation:
Answer:
Thee Plains Indians depended on two animals, the horse and the buffalo. The Spanish brought horses to America in the 1500s. Plains Indians learned to ride horses, and hunters used them to follow buffalo herds.
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George Washington, Thomas Jefferson, Ben Franklin, John Adams, John Jay, Alexander Hamilton, James Madison. Thank me later.