One could argue that WW2 was won with the dropping of the two atomic bombs, forcing Japan to accept they were beaten and that they had to surrender, the alternative being a protracted campaign which they would still lose but with so many more casualties.
With nuclear weapons being held by both sides (USA/Russia) the dynamic is totally different.
There is a part in this thread specifically laying out the reasons why this is total oversimplification of the reality . Tweet no.17, to be prcise
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