Periodically,. violent methods were used to control the newcomerspo!itical �ovements constituted to oppose them, p!!5-losophical ideol�ogies devised to dehumanize them, andlegislation enacted to excbidethem.
A good example of this is seen in gangs of New York, both the book and the movie, where any type of immigrant (although in this case, specifically Irish) were heavily discriminated against.