Being an island has significant defence advantages. Can't just drive thousands of tanks through an open border. I expect anti air defences to be significant also.
Aren't USA a protectorate too? As in they would send troops, ships, planes etc. Can't see that ending well for China.
@RonnieOatmilk started
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Being an island has significant defence advantages.
Can't just drive thousands of tanks through an open border.
I expect anti air defences to be significant also.