The correct answer should be focused only on agriculture.
The growing seasons were short so they had to focus on making different types of agricultural goods for trade. The long season was in the south, while the rough soil and shipbuilding were popular in Chesapeake. The region was not isolated and was rather active and fertile.
Leningrad, it began on the 8th of semptember in 1941
<span>Mutually Assured Destruction, which was associated with the cold war.
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The germans lost so many soldiers, and equipment/armory that they couldn't attack the allies again. It destroyed the German army, and lead to the end of the war.