I don’t buy it - more propaganda from the “don’t poke the bear” crowd that dominates this administration.
The bigger risk is chemical weapons as Putin does not find any red lines credible after Syria. Plus putin will have no problem grinding out land victories in the east where his supply lines are stronger. Ukraine will have difficulty moving troops that are otherwise needed to defend Kiev and Russians don’t care about completely obliterating Ukraine cities.
So in short, there is no need for Putin to use nukes and risk potential consequences when the current strategy has no risk.
Flag of Novorossiya The blue-red proposed flag of the self-proclaimed confederation of Novorossiya (or New Russia) is a variant of the battle flag which was adopted on 24 May 2014, with the addition of the coat of arms.