What’s fundamentally stopping the people in the US from re-learning these things themselves? I don’t really see why that would be impossible.
How exactly do you “relearn” to have natural resources that you physically don’t have? Sure, you could process the materials that you need to use in America, but that won’t change the fact they need to bring in from overseas.
How exactly do you “relearn” to have natural resources that you physically don’t have? Sure, you could process the materials that you need to use in America, but that won’t change the fact they need to bring in from overseas.
Oh, you mean like aluminum and iron? Guess what, they exist everywhere.