You avoid that by having good relations with your neighbours and offer a mutually beneficial alternative that your neighbours willingly want to be a part of, like Australia does, rendering your fantasy scenario a mute point.
If Russia wasn’t such an invasion threat, representing a morally, socially and ethically bankrupt and corrupt system and was a constructive and trustworthy nation then almost all of its neighbours wouldn't need to seek Natos protection. Funny that.
Nato was never an offensive invasion threat to Russia. Fact. Ukraine was never an offensive invasion threat to Russia in or out of Nato. Fact. Putin started an unjust and unprovoked war on Ukraine. Fact.
