Surprisingly, in many ways. However it mostly depends on which country.
I'll give you an overall answer that all countries had in common.
For the most part, there was food regulations and a lot of "support your military" propaganda.
Food was scarce, and the military needed donations.
This also goes as far as bedding, vehicles, and communication devises.
I hope this helps! :)
C. handling the process of sending international mail
We still think that direct exposure to filth/decay can give us diseases and it’s probably true.
_Government_
if this helped enough mark brainliest!