Why was disease a problem for many Native Americans, but not for Europeans in the New World?

Native Americans had never experienced smallpox before, so they had no defense against it. Europeans brought these diseases over to the New World and had already grown accustomed to them, but the Natives had not.

Explanation:

bc in america they were eating random food from trees and it hurts them

b. germany and italy

i believe the answer is:

-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.