Private companies are allowed to decline to host at their will. USA nor EU mandate that a platform must host content they don't want to.
In practice, it's possible that China companies operating outside of China won't implement the same restrictions that they do within China. Whatever the Chinese government thinks the importance of maintaining censorship within the borders, it seems probable that the government and companies will be more pragmatic about realities in other nations.
Note on shorts they removed the thumbs down button shortly after AI slop became a huge thing in shorts.
That seems to indicate a certain direction to me.