If their comments on certain topics become directed towards personally attacking someone, one can always report them and they'd be dealt directly.
Attacking who? A political candidate? Or a forum member?
One of these is always going to be done until the end of time, the other is going be more serious and take up an entire page in the Reputation board.
America isn't the center of the universe after all. Everyone should care about their own damn governments, not ours, thats just weird.
People only seem to care about other governments when they are trying to ban bitcoin. (or unban it.)