Answer:
The Treaty of Versailles set the stage for World War 2.
Explanation:
Many Germans thought it was unfair for the blame and punishment for WW1 to be placed all on them. So, they fought back.
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With everyone dying in the end
Answer:
International Red Cross
Explanation:
After the Civil War, Clara Barton traveled to Europe where she saw the work being performed by the International Red Cross and was inspired to found the American Red Cross.