These were the challenges the USA had after World War 2:
a major challenge faced before World War 2 by the U.S was the Great Depression.
their neighbors shunned them
some became victims of mob violence
loyalists who actively helped the british could be arrested and tried as traitors
man power, the will to fight, win the war.
What key challenge did the US face duringWWII
A Lot of Pain and suffering?
The aircraft carrier was a new invention in World War I. The use of deadly gases was also a new invention in World War I.
lots
find a solution to bring food to there county.
It affect the Commonwealth of the Philippines by the Japanese Era. The Japanese bring the World War II to the U.S, they bombed the Pearl Harbor which is the U.S property. They bring the war to the U.S, the war affect us because we are property and part of the U.S that time.
Fighting two wars.
American's suffered a great deal with the loss of their loved ones. The victory was saught after much later after the grieving.
Eventually.
Contain communism and re-establish a war torn world.
They can be found in the "barracks" in multiplayer mode.
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They had to face war. Slavery and stuff like that.
Lead poisoning
You can complete the marksmen challenges just by simpily getting a certain number of kills with that gun-there are three marksmen challenges for each gun.
Smallpox originated in "the Old World" (Eurasia and Africa) and was brought to "the New World" (the Americas) by Europeans. So, basically, no. US troops didn't "bring smallpox to Europe" because it was already there.
A Lot of Pain and suffering?
PENICILLIN