Peace treaty the United Nations headquarters. Famous examples include the Treaty of Paris (1815), signed after Napoleon's defeat at the Battle of Waterloo, and the Treaty of Versailles, formally ending the First World War conflict between Germany and the Western Allies. This is held to have ended World War I completely, but in fact that did not happen until the Allies concluded peace with the Ottoman Empire in 1920 through the Treaty of Sèvres. The Versailles treaty is possibly the most notorious of peace treaties, in that it is "blamed" by many historians for the rise of National Socialism in Germany and
U.S.–Austrian Peace Treaty (1921) U.S.–Austrian Peace Treaty (1921) The U.S.–Austrian Peace Treaty is a peace treaty between the United States and Austria, signed in Vienna on August 24, 1921, in the aftermath of the First World War. This separate peace treaty was required because the United States Senate refused to advise and consent to the ratification of the multilateral Treaty of Saint-Germain-en-Laye of 1919. Ratifications were exchanged in Vienna on November 8, 1921, and the treaty became effective on the same day. The treaty was registered in "League of Nations Treaty Series" on November 22, 1921. During the First World War, Austria – which