Or is it just a matter of "we suffered, so they have to suffer"?
Chinese population (by an overwhelming majority) views HK protesters as rich ungrateful bitches throwing a tempter tantrum.
HK population views mainland Chinese as the unwashed masses that are trying to take away what HK population thinks is rightfully theirs.
The numbers are not on the side of HK. The West is ought to understand that there's HK protesters do not have a winning hand, even with the support from the West.