That evolution takes place by the principle Natural Selection Basically the strongest survive and reproduce
The answer is Social Causes. A social issue is an issue that impacts an impressive number of the people inside a general public. It is frequently the outcome of components stretching out past a person's social issue is the wellspring of a clashing assessment on the grounds of what is seen as an ethically simply individual life or societal request.
This was the result of the US not coming into WW1 until later. They didn't lose much so they prospered.
Answer:
In the late 1800s, people in many parts of the world decided to leave their homes and immigrate to the United States. ... During the 1870s and 1880s, the vast majority of these people were from Germany, Ireland, and England - the principal sources of immigration before the Civil War.
Explanation:
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