Countries like Malaysia and Thailand are flocking to join BRICS as a potential ‘counterweight against U.S. economic hegemony’

I don't know anything about economics but this is an interesting and recent Chapo podcast on the topic: https://youtu.be/rq5vxvS615Y

Iirc they say putting an embargo on countries will cause a cascade with all banks that use USD. They extend this to suggest that the US has sanctioned a third of the planet overall.