Public opinion?
Of who? If the PRC invades Taiwan and starts brutally oppressing the people here, you ostensibly have 1.3 billion people in support, plus possibly PRC allied, a non insignificant number of tankies abroad...
> Public opinion?
Opinion, public or not, cannot enforce anything.
Of who? If the PRC invades Taiwan and starts brutally oppressing the people here, you ostensibly have 1.3 billion people in support, plus possibly PRC allied, a non insignificant number of tankies abroad...