Earlier quoted context omitted.
Austria-Hungary was not a state with a functional and loyal military in 1919. The reason why Wilson's Doctrine applied to it was that there were French, Romanian, Italian, and Serbian troops occupying parts of its territory.
It was as much for that as to avoid a repeat of the squabbling over territories that had caused the war in the first place. The main point was that territories should not be assigned just because this or that army controls it (which would have inevitably degenerated again, as it did), but because the population wishes to be so. The failure of Versailles to fairly apply that rule (and later, of Germany and USSR to res…
Examining the question “can Hong Kong meaningfully vote for independence?” inherently requires examining the power relationships involved: Who has power? How do they view themselves? What incentives constrain/impel their actions?