TheReligion
Abusive
I very much doubt he would, but on the ground there isn't much stopping him from doing so. See my link above for the military problems in defending these areas from Russia.
Russia won’t invade a NATO country as it knows it would be beaten.
I’m still unconvinced they will invade (fully) the Ukraine either. If it does I expect they’ll be very serious repercussions and don’t expect the US to stand by and allow it.