Earlier quoted context omitted.
> The other half is, WWII turned the United States from a relative backwater to a military and industrial superpower. The US was the leading industrial power from around 1880 or 1890, and it became the leading military power in the 1910s (by dint of entering WWI so late that it didn't exhaust its manpower fighting it). It may have been a cultural backwater as late as WWI, but its economic status would have been fairl…
I think if you look at how most people lived, worked, travelled, communicated, educated, etc before WW2 - there was a huge improvement after the war that resulted in lots of development and economic opportunities for the average person.
>WWII turned the United States from a relative backwater to a military and industrial superpower.