A decline of 90% in the New World Indian population
They were killed by disease such as smallpox, influenza, and malaria.
Before Columbus smallpox did not exist among native Americans. As a result, they had no immunity it and it decimated their population.
Diseases such as smallpox which they had no immunity to because of foreign European settlers.
Smallpox infected blankets were used to defeat the Native American opposition to conquest. The Native Americans had no natural immunity to smallpox.
One major European killer of Native Americans was disease. Europeans brought diseases such as smallpox, measles, and influenza to the Americas, to which the indigenous peoples had no immunity. These diseases caused widespread devastation and significantly reduced the population of Native Americans.
The Native Americans were impacted by many illnesses that came from the new settlers. In the 1500's and 1800's the Native population was affected by smallpox for which they had no immunity.
Disease brought by Spanish conquistadors, such as smallpox. Native Americans didn't have immunity and died by the millions.
the native Americans have no immunity to the disease so when the europeans that had it came over they spreaded it real fast.
They died because they had no immunity. Just like the Native Americans. In what was one of the first cases of biological warfare the US army left smallpox contaminated blankets for native Americans to collect. Many died
Smallpox. The European settlers brought it, but the native Americans had no immunity to it at all.
The Europeans carried deadly diseases into America killing most of the native population. The most deadly of these diseases were typhus, measles, Bubonic Plague, malaria, and smallpox. In the early 1700s, smallpox wiped out half the Cherokee. In the early 1800s, it wiped out two-thirds of the Omaha and all the Mandan people. Smallpox killed at least half of the west native population.
many native peoples died because Europeans brought disease germs and native peoples bodies were not strong enough to protect them from small pox and measles.