And that is exactly the situation in Russia: it's an

• right-nationalist ("rescuing" suppressed people from the evil Ukraine - that one is super ironic because it's exactly the same argumentation Germany used with the Sudetendeutsche)
• authoritarian (arrests for holding up empty pieces of paper, drafting for the war - but only in the poor areas far away from Moscow) regime
• centered on cultural identity (anti-gay laws, "restoring the CCCP", persisting propaganda comparing the Ukraine war with WW2, "we have to defend ourselves from NATO)

It's pretty late, so i don't repeat the exercise for China or bring up more examples - i'm pretty sure that if you try to counter my points someone else will give you more examples.