Answer:
Between 1945 and 195, the Soviet policies affect the history of Eastern Europe in such way that Europe was divided into two and this was because of an arguments that are over political organization of a Europe which are liberated from Nazi Germany.
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He was the principle chief
Railroads made transportation of materials, supplies, etc much faster and easier.
Canals (such as the panama canal) helped make water transportation easier and quicker.
Roads made everyday travel easier
Fragile; To be in a state where something can be easily broken.
