If Russia were to attack the missile defense sites in Poland, let's say that NATO responds by deploying its military forces to counter-attack or resist the Russian attack. This escalates into a nuclear war with the US, UK, France, etc. against Russia.
Let's say 95% of the populations of North American, Europe, and Russia is destroyed. This happens primarily because the US didn't want to end building a missile defense system in Poland.
1) Is nuclear retaliation the correct choice?
If yes, then how do you justify getting all these people killed so that the US can continuing building those missile defense sites?
Lagniappe conversation-starters:
2) Given the massive loss of innocent lives and given that foreign policy is hardly controlled by their civil societies, should nuclear weapons actually be used for their intended purposes?
3) Does the US expansion of its global security lead to less stability?