<span>Prior to WW2, America had an isolationist foreign policy. It never joined the League of Nations, and staunchly avoided taking side with any colonialist power.
Anyway, America's priority at the time was to tackle the depression (which saw unemployment rose to 25%). On the whole the American population and their politicians were totally ignorant or blindsided to the frighten events in Germany and Japan, until it was too late for the countries invaded by the Axis aggressors.</span>
<span>After the oil boom that happened in Pennsylvania during
1859. 3 other states started to discovered vast oil reserved in their country.
=> 2 of these countries are California and Texas.
=> For Texas, it was a great opportunity to be able to discover vast oil
reserves for their country because it helped a lot with their economic growth.
During 1940, Texas was already considered as the one of the biggest oil producing
state.
Later they were joined by Kansas, Oklahoma and Illinois.
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