> Cordon off that part of the world and leave them to their devices. Who would cordon them off? The US probably couldn't due to their extreme manufacturing de

> Cordon off that part of the world and leave them to their devices. Who would cordon them off? The US probably couldn't due to their extreme manufacturing dependency on China. China's friends and allies clearly wouldn't cordon them off, and some of them share land borders with China. China also has a substantial coastline, which adds even more complication.