Unfortunately, there is no assimilation, because of all the groups out there promoting individuality and rights for anything that moves. But mostly the government does this.
American leaders are trying to pass some kind of bill to state that "English is the official language" in this nation! Duh!
Politicians at the high level agree to let illegal laborers come in, maybe they take money from those who employ them. And how many would-be-terrorists enter through Mexico, unnoticed, because of this.
...Our immigration policy is in chaos."
There are already too many Muslim fanatics in this land, so when we see them act up in a place like France (they are now blatant not only in Israel), a plan to stop this from happening here should be in place.
Assimilation is a problem whose solution is economic.
A man with a good job of whatever color will have no difficulty finding a spouse of any color.