Say that to Hugo Chavez... I see he's got no problems with that... And what did you do? Nothing, even after he nationalized you oil companies and referred to your dumb president as a "smelly devil". In very New York. What happened? Nothing.
Why? Because your economy can not provide a war in two separate fronts without collapsing of the system. So your words are empty.

On the other hand, the Russians would fight a war even if it destroyed their economy. Just give them a reason. You watch too much movies, man!