The anxiety that people never tell of U.S.A.

Do you know the anxiety that people never tell?
Do people of U.S.A.realize that?
May be NO.
Near the future, many many people from south America and Asia live in U.S.A more and more.
They will be able to be real Americans?
FIFTY-FIFTY.
A lot of troubles will happen more and more absolutely.
U.S.A. needs the measure against immigration people.
At first, people of U.S.A. had better know this serious problem.