how did the U.S. become a global powerhouse?

Question

Excuse my poor history knowledge, but the Europeans sailed here to find new lands, settled, and then after generations, they were overthrown by their descendants. The British empire still ruled around the world for centuries yet, the U.S. arguably is in a better state of economics, military, and such.

In: 13

Answer 1

WW2 decimated pretty much every other economy. Pretty much was a last man standing result.