If nukes get involved at all, that’s game over. We’d hit back, then they’d knock out the to 40 or so US cities and China’s nukes are relatively high yield. End of the world for China and USA for sure.
With Trump in charge I would agree, with Biden I’m not sure we will do anything when the chicoms go after Taiwan other than a strongly worded letter. The chicoms have too much dirt on that old reprobate.