“I doubt any response would be military in nature - even the use of conventional forces in response could prompt the use of additional nuclear weapons. Once nukes have been used, politicians will be looking for any & every excuse to avoid escalation. Any response would likely be limited to the standard public declarations of outrage... “
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NATO has no choice. In case Russia detonate tactical nukes on Ukraine the nuclear fallout drifting over NATO/EU is inevitable. It will respond with conventional military means - as a first step.
Thats why, RUSSIA will never use tactical nukes. They know it would awaken hell all over. The warmongering neocons in the Kremlin don’t want to go that far, they just can’t afford it.
Unless the response is ordered by a non-human entity (like a 'doomsday computer' ;>), there will always be a choice. But you're probably right, simply because the guy in the White House apparently wants to escalate things, to secure his reelection and place in history...