Agreed. Totally un-presidential and tweaking the other largest nuclear superpower in the world at the same time. Plus, assuming he DOES actually send in missiles (why? What’s the US National interest here?), he’ll have done exactly what he always chided Obambi for - broadcast your moves.
Get with it, Donald. We know you have a lot (too much) on your plate but this is not Presidential. You really need someone to start filtering your tweets.
"My fellow Americans, I'm pleased to tell you today that I've signed legislation that will outlaw Russia forever. We begin bombing in five minutes."