The answer is true. There
was several times where the United States restricted the entry of certain
groups of people into their country. These
was regulate who would enter their country.
Today that is no longer being practiced as restrictions are now being
removed.
The Declaration of Independence of the United States
If we’re talking history here it might be the Brown vs.
Board of Education of Topeka where the court ruled that segregation in public
schools was unconstitutional. This was
because of the inequality of facilities in Black schools compared to White
schools. This would pave the way to
integration of schools in the U.S.
