Answer: Migration from the rust belt to the sun belt and the increase effected them politically and socially and enforced the Immigration Act.
Step-by-step explanation:
Rust Belt Immediately following World War II, American industry was at the peak of its dominance. Major industrial centers like Detroit proudly pumped out American-made products in the millions. With that productivity came jobs. Lots of jobs. Before and immediately after the war, lots of Americans moved to these industrial cities, many of which were in the North and Midwestern parts of the United States.
Sun Belt Had large numbers that Often White Americans moved to another place called the suburbs.