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
Opposition to World War I Royden, Kathleen Courtney and Chrystal Macmillan. and Sylvia Pankhurst. It was an early coalition of women's campaigning with pacifism that led to the formation of Women's International League for Peace and Freedom in 1915. Although the onset of the First World War was generally greeted with enthusiastic patriotism across Europe, peace groups were still active in condemning the war. In Britain, the prominent peace activist Stephen Henry Hobhouse went to prison for refusing military service, citing his convictions as an "International Socialist and a Christian" Many socialist groups and movements were antimilitarist, arguing that war by its nature was a