Question

what type of problem were created in USA by the expansion of wheat agriculture (in one word)
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Answer 1

The expansion of wheat agriculture in the Great Plains created major problems. Tractors and machines that had ploughed the earth and harvested the wheat in the 1920s were now clogged with dust, damaged beyond repair. These dust storms came because the early 1930s were years of persistent drought

The Versailles Treaty forced Germany to give up territory to Belgium, Czechoslovakia and Poland, return Alsace and Lorraine to France and cede all of its overseas colonies in China, Pacific and Africa to the Allied nations.