I don't see America as a mainland, but as a sea, a big ocean. Sometimes a storm arises, a formidable current develops, and it seems it will engulf everything. Wait a moment, another current will appear and bring the first one to naught. ↗
When a thing is said to be not worth refuting you may be sure that either it is flagrantly stupid - in which case all comment is superfluous - or it is something formidable, the very crux of the problem. ↗
China is not only formidable, it is also aggressively building its own economic infrastructure. Just a few years from now, China will rival the U.S. and the European Union in global market power. It already has surpassed us in population. ↗