I believe it was the use of poisonous gasses, which they not only used on the Jews but in war too......., or The newly created Machine gun<span />
Answer:
Droughts, farmers overgrazing the land, etc., caused the Dust Bowl.
Explanation:
The Dust Bowl was caused by several economic and agricultural factors, changes in regional weather, farm economies. It was also caused by farmers, misusing the land, which damaged crops and killed livestock.
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<span>Rockefeller used the size of his company Standard Oil to negotiate preferential rates with railroad companies to transfer his oil in the refinement process. By gaining the upper hand in transportation costs, he was able to horizontally integrate his competitors into his firm working to establish a monopoly in the American oil industry. </span>
Answer:
work on a plantaion in maryland
Explanation:
