World War I by President Warren G. Harding. For the United Kingdom and the British Empire, the state of war ceased under the provisions of the "Termination of the Present War (Definition) Act 1918" with respect to: After the Treaty of Versailles, treaties with Austria, Hungary, Bulgaria, and the Ottoman Empire were signed. However, the negotiation of the treaty with the Ottoman Empire was followed by strife, and a final peace treaty between the Allied Powers and the country that would shortly become the Republic of Turkey was not signed until 24 July 1923, at Lausanne. Some war memorials date the end of
U.S.–German Peace Treaty (1921) During World War I, the German Empire was defeated by the Allied Powers, one of which was the United States. The U.S. government declared war on Germany on April 6, 1917. At the end of the war in November 1918, the German monarchy was overthrown and Germany was established as a republic. In 1919, the victorious Allied Powers held a peace conference in Paris to formulate peace treaties with the defeated Central Powers. At the conference, a peace treaty with the German government was concluded. The U.S. government was among the signatories of that treaty, but the U.S. Senate refused