Here’s a article on the recent history of anti-immigration forces in the United States:

http://www.ilw.com/search/documentFrame.asp?Request=anti%2Dimmigration+forces&nPage=1&sort=Date&MaxFiles=25&Fuzzy=&Phonic=&Stemming=Yes&NaturalLanguage=No&HitNum=0&cmd=getdoc&DocId=1570&Index=%5c%5cilw%5cwwwroot%5cdtSearch%5cArticles&HitCount=9&hits=a+b+c+28+