That's not quite relevant. The question always is how much force can you pool together for the duration of whatever you need to do. For Russia and China, that r

That's not quite relevant. The question always is how much force can you pool together for the duration of whatever you need to do. For Russia and China, that run by the diktats of a central authority, there's little stopping them from pooling together whatever they can muster. For Europe, there are lots of little impediments.