they pooped
Irish <Fenian> immigration began and escalated thereafter.
One argument against immigration was that immigrants were evil.
The U.S. issued The Emergency Quota Act of 1921 which limited the total number of immigrants allowed into the country. It also favored immigrants from western Europe. So the change was that instead of all immigrants coming in at once, it was limited. This affected the U.S. because, simply, it caused a dramatic drop in immigration to the U.S.
When the laws were passed certain immigrants moved back to where they came from and the population of immigration went down.
The immigrants from northern Europe were favored by the new Immigration policy.
There were many different laws restricting immigrants from coming into America like the Emergency Immigration Act of 1924.
the large wave of immigration caused a change in American democrats
separate certain catagories of immigrants after overflow of immigrants
There were immigrants.
The nature of immigration to America changed over time by pool
separate certain catagories of immigrants after overflow of immigrants
Immigrants from Northern Europe