Let's not also forget the expropriation of land from the natives and slavery... They also "steal" ideas by importing foreign well educated citizens by using mon

Let's not also forget the expropriation of land from the natives and slavery... They also "steal" ideas by importing foreign well educated citizens by using money that was partially sourced via exploitation in the first place. The main thing that allowed American innovation is the fact that they are not under threat of a land or sea invasion due to the geography. This always gave them an advantage of being able to think long-term without being worried about war destroying their efforts. Don't get me wrong - I am an immigrant to the U.S., and the U.S. is a great and successful country with many opportunities for all. The three things you mention certainly play a role in its success, but they're not the only factors by far.