Your correct the key word is WANT. Immigrants to this nation have always strove to assimilate into our culture until the last decade or so.
You are wrong. The illegals do not want to assimilate they want to take it over. Democrats make sure LARAZA gets millions in taxpayer money
http://humanevents.com/2006/04/07/emexclusive-emthe-truth-about-la-raza/
http://www.mayorno.com/WhoIsMecha.html