Then the Government Capitulates, and It's Replaced by a Puden Nly Regime?

There is speculation that the goal would be to have the current government capitulate and sign off three things. Then the government capitulates, and then it's replaced by a puden nly regime,. I meanit and it's speculation at this point. Ah, but under what? Under what legal grounds could ukraine be de militarized? It would no longer be a sovereign nation. Basically be, i don't even know what it would be called.