U.S.–German Peace Treaty (1921) U.S.–German Peace Treaty (1921) The U.S.—German Peace Treaty is a peace treaty between the U.S. and German governments, signed in Berlin on August 25, 1921, in the aftermath of World War I. The main reason for the conclusion of that treaty was the fact that the U.S. Senate did not consent to ratification of the multilateral peace treaty signed in Versailles, thus leading to a separate peace treaty. Ratifications were exchanged in Berlin on November 11, 1921, and the treaty became effective on the same day. The treaty was registered in "League of Nations Treaty Series" on August 12, 1922.
Romania during World War I in May 1918. On 10 November 1918, just one day before the German armistice and after all the other Central Powers had already capitulated, Romania re-entered the war after the successful Allied advances on the Macedonian Front. The Kingdom of Romania was ruled by kings of the House of Hohenzollern from 1866. In 1883, the King of Romania, Carol I of Hohenzollern, signed a secret treaty with the Triple Alliance that stipulated Romania's obligation to go to war only in the event that Austro-Hungarian Empire was attacked. While Carol wanted to enter World War I as an ally of the