Earlier quoted context omitted.
Quebec is not the best example. There have been two referendums on this, the second of which was extremely close to passing: https://en.wikipedia.org/wiki/Quebec_sovereignty_movement The Supreme Court of Canada went on to confirm that a referendum is a legal method for Quebec to initiate secession: https://en.wikipedia.org/wiki/Reference_Re_Secession_of_Queb...
True. It is just hard to rewrite nation borders once it is set and done for a country of China's size. Realistically, the West probably hope of USSR type of breakdown. To me, that is extremely unlikely given the desire of the Chinese people to remain as a united group.
Can you expand on that? In particular, how that justifies governing those people against their will.