Which was true of US immigration policy before the Immigration Act of 1965? Immigration from Western Europe was restricted.
Immigration from the Middle East was restricted.
All immigration was encouraged; there were no quotas.
Ethnic diversity was encouraged to avoid uniformity.

Just think, why was it effective? -it appeled to critics because it was written well, that made it noticeable to the public including the white population-it was also recognizable to the african americans because it was about their heritage.-it was powerful just keep finding more points and elaborate on them. message me if you need more