America has an aging and weak population. Hell, America can't even protect Ukraine from Russia. Let alone protect Taiwan from China which has 10 times the population and fire power compared to Russia. Sure, they can sail a destroyer in Taiwan strait. But they won't bleed for Taiwan. Especially by 2050 when America is minority White like Brazil, Mexico. By then America is weak and don't have a single aircraft carrier while China has 10 aircraft carriers, maybe more.
China's Economic Engine Is About to Start Shrinking
The nation’s working-age population could decline by two-thirds or more by century’s end, according to new UN projections.
www.bloomberg.com