Re: Expanded Definition of "Unlawful Combatant"
The excerpt that you quote does not even seem to require that the person come from or be in any foreign country, necessarily. It would appear, from this quote alone at least, that anyone can be designated this way. I am hoping someone with legal expertise can clarify this further.
There is other language in the text that limits the scope of the tribunals to non-citizens.
I've heard people complain that the law would allow citizens to be detained as enemy combatants, as a separate issue from the tribunals, but the government already had that capability, so I don't think there is anything special there.
Here is the final text of the law, as passed by both the House and the Senate:
The link shows up as an error 1 out of 10 times, so if you get an error instead of the law, a second attempt will probably be successful.