He gave a speech to a joint session of Congress in April 1921, setting out his legislative priorities. Among the few foreign policy matters he mentioned was disarmament; he said the government could not "be unmindful of the call for reduced expenditure" on defense.[126]
Idaho Senator William Borah had proposed a conference at which the major naval powers, the U.S., Britain, and Japan, would agree to cuts in their fleets. Harding concurred, and after diplomatic discussions, representatives of nine nations convened in Washington in November 1921. Most of the diplomats first attended Armistice Day ceremonies at Arlington National Cemetery, where Harding spoke at the entombment of the Unknown Soldier of World War I, whose identity, "took flight with his imperishable soul. We know not whence he came, only that his death marks him with the everlasting glory of an American dying for his country."[127]
Hughes, in his speech at the opening session of the conference on November 12, 1921, made the American proposal—the U.S. would decommission or not build 30 warships if Great Britain did likewise for 19 vessels, and Japan for 17.