The backing of the USD is the most powerful military the world has ever seen and the richest economy the world has ever seen. Why would the world suddenly not

The backing of the USD is the most powerful military the world has ever seen and the richest economy the world has ever seen. Why would the world suddenly not want in on that? When Zimbabwe destroyed its currency the real killer wasn't leaving the printing presses on (it was too late by that point) it was the systematic destruction of its agricultural industry.