Comparing Taiwan to Afghanistan is a false equivalence but hey! Propaganda serves many purposes.
The more accurate question would be that if China really decided they wanted to use force to get Taiwan back, would it be a unilateral fight on the Taiwanese side or would there be a coalition interest in protecting Taiwan's independence.
The more accurate question would be that if China really decided they wanted to use force to get Taiwan back, would it be a unilateral fight on the Taiwanese side or would there be a coalition interest in protecting Taiwan's independence.