In the late nineteenth century, a number of people from european countries moved to the united states. the act of moving to one nation from another is called

IT WOULD BE IMMIGRATION OR MIGRATION :^)

Opposition to the nra came to a head in 1935, when the conservative supreme court declared the agency unconstitutional, claiming the nra gave the executive branch regulatory powers that belonged exclusively to congress. this decision began a series of court decisions that overturned key elements of the new deal.