The body protects against dehydration is that,allows the body to sweat <span />
He aided the allies with supplies, and later joined the war, with now America involved, the allies now can push back on Germany, while Japan started to lose much more thanks the emborgo that America imposed on them, and America was also constantly attacking them, in conclusion, Roosevelt really impacted the result of the war.
Africa and Asia
I hope this helps and have a wonderful day filled with joy!!