A: Social Security.
That Ponzi Scheme fails without huge increases in working folks paying in at the bottom. The U.S. Government will literally be bankrupted by Soc. Sec. in a couple of decades.
The illegal immigrant amnesty bill was just a bid to get the demographics right to fund SS for a few more years.
Remember: What was Bush's other signature issue? Social Security Reform. Amnesty is just and attempted back door to solvency.
Not that it would work, or anything.
I've often wondered if that was it. We're right on the bubble of being on the wrong side of population replacement. Japan won't allow anybody in and has been an economic basket case, Europe imported the mooselimbs and we've got our illegals.
However you'd think that if this was the case somebody would know how to make it...