2 hours ago, BTGBullseye said:China considers Mongolia a part of China, and you can see how they've treated Hong Kong and the "one country, two systems" thing they said they had going on there... If you're unaware, here's a nice "short" summary for you...
Syria also initially viewed Israel as part of Syria, the initial Arab population wanted to call it "Southern Syria", doesn't mean Syria have a lick of say on what happens there...
Also HongKong (and Macau) was "lent" to the british (the portugese) for 99 years which is what started this entire fiasco; Mongolia is a sovereign autonomy country, funnily enough because the soviet union wanted a buffer between itself and the chinese 