Earlier quoted context omitted.
I have a few questions about that: 1. Did Ukraine control the nukes, or did Russia? 2. Could Ukraine keep them working on its own? 3. If nukes stop invasions, why do nuclear countries still get attacked?
1) It's complex. Formally, Moscow controlled the launch codes. However Ukraine designed and built the ICBMs, and are near the top of nations with the highest nuclear physicist per capita ratio. On top of that the Soviet nuclear lockout systems are rumored to be much simpler than the American ones. Whereas the American system is rumored to be something like the decryption key for the detonation timings (without which…
Your computer is designed and built in China therefore your computer belongs to Chinese and China. Right?
> See above
Maybe you should see how good the Ukraine was at keeping their naval assets after they used the totally legal methods to obtain them. Maybe then you would have a clue on how good they could had maintained them.