If you ask me, this just goes to show their true intentions. They are looking at territorial expansion and this gets in their way. They want their satelite nations back and this missile shield is Poland's way of saying, "NOT in this lifetime."
They fear the shield and they are behaving like crybabies have have their lolly pops taken away from them.
The Bear never died, just went into hibernation.
Definitely hibernation. Or, as I have said on several occasions, The Evil Empire Lives!!