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.
Hungary in World War I and its allies from raising territorial claims against Hungary. They finally gave three quarter of pre-war Hungary to surrounding countries by the Peace Treaty of Trianon (4 June 1920). On November 11, 1918, World War I ended for Austria-Hungary with a complete military loss, even if at the time of the collapse, all forces were standing outside the borders of 1914. With the collapse of the army, Austria-Hungary also collapsed. The ethnic groups of Kingdom of Hungary called for independent nation-states. In the Treaty of Trianon signed on June 4, 1920, Hungary lost two-thirds of its territory, more than half