World War I the war as being when the Versailles Treaty was signed in 1919, which was when many of the troops serving abroad finally returned home; by contrast, most commemorations of the war's end concentrate on the armistice of 11 November 1918. Legally, the formal peace treaties were not complete until the last, the Treaty of Lausanne, was signed. Under its terms, the Allied forces left Constantinople on 23 August 1923. After the war, the Paris Peace Conference imposed a series of peace treaties on the Central Powers officially ending the war. The 1919 Treaty of Versailles dealt with Germany and, building
1972 in the Vietnam War The United States Joint Chiefs of Staff assessed the performance of South Vietnamese armed forces thus far in the Easter offensive as "encouraging." The city of Quang Tri was captured by the communist forces, the only provincial capital to fall to them during the Easter Offensive. The preceding week saw South Vietnamese casualties, especially near Quang Tri, reach their highest level of the entire Vietnam War. Two combat divisions of South Vietnam collapsed and fled the fighting. President Nixon withdrew his demand for a withdrawal of all North Vietnamese forces from South Vietnam as a precondition for a peace agreement.