a. The Distinguished Service Medal was authorized by Presidential Order dated January 2, 1918, and confirmed by Congress on July 9, 1918. It was announced by War Department General Order No. 6, January 12, 1918, with the following information concerning the medal: “A bronze medal of appropriate design and a ribbon to be worn in lieu thereof, to be awarded by the President to any person who, while serving in any capacity with the Army shall hereafter distinguish himself or herself, or who, since April 6, 1917, has distinguished himself or herself by exceptionally meritorious service to the Government in a duty of great responsibility in time of war or in connection with military operations against an armed enemy of the United States.” The Act of Congress on July 9, 1918, recognized the need for different types and degrees of heroism and meritorious service and included such provisions for award criteria. The current statutory authorization for the Distinguished Service Medal is Title 10, United States Code, Section 3743.
b. Among the first awards of the Distinguished Service Medal for service in World War I, were those to the Commanding Officers of the Allied Armies: Marshals Foch and Joffre, General Petain of France, Field Marshal Haig of Great Britain, General Diaz of Italy, General Gillain of Belgium, and General Pershing.
c. Order of precedence and wear of decorations is contained in Army Regulation 670-1. Policy for awards, approving authority, supply, and issue of decorations is contained in AR 600-8-22.