[ukrthrowaway]

It's on everyone who can take actions to prevent it.

[wbsss4412]

Yes except your comment seemingly leaves out any responsibility on Russia’s part.

The only way Ukrainian sovereignty leads to nuclear war is if the Russians are making it so.

[melony]

I do not know why you are downvoted and flagged. You are perfectly correct, the point of non-proliferation policy is exactly to prevent more states from acquiring such weapons. The agency and rights of non-nuclear owning nations have no bearing here.