He does not need to negotiate with Russia to do this. They are not on hair-trigger alert now. However, he might seek to negotiate with them as a way to give the Russians some big advantage for nothing. He is hopelessly naive.
Russians, Chinese, Koreans, Iranians all respect strength, how mush respect, “face” would we lose by hobbling ourselves ?
The Iron Curtain didn’t come down because the West unilaterally disarmed, did it ? Well, we didn’t tho’ much of EU did.