It’s the Russians who survived mongol attacks thought their conquerors were invincible
The american economy gdp grew with over 150 % in the successes years of 1950 under THE first republican president in twenty years.
over 75 % of the middle class population owned a car, and various suberbs emerged.
Economic misery is however not invisible in america today with lack of proper health care, and housing problems being rampant. the standard of living have been very high forcing many people into economic misery.
I believe the answer is Gold.
Gold was a very hot commodity at that time because before we use paper/digital money like today, Gold was made as material to make a type of money with more intrinsic value.
The abundance of this natural resources led to many European empire came and started their colonization in AFrica.
