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The treaty that ended World War I but was rejected by the U.S. Senate was called the Treaty of Versailles. This peace treaty which was developed by the Paris Peace Conference ended World War I between the Allies and Germany.
There were several terms of the Versailles Treaty. Some of them were: the surrender of all German colonies as League of Nations mandates, the return of Alsace-Lorraine to France, the Cession of Eupen-Malmedy to Belgium, Memel to Lithuania...
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The Treaty of Paris was signed on September 3, 1783.
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