(THIS DOCUMENT IS THE PROPERTY OF HIS BRITANNIC MAJESTY'S GOVERNMENT). TO BE KEPT UNDER LOCK AND KEY. it is requested that special care may be taken to ensure the secrecy of this document. S E C R E T. J.I.C.(40) 248. 21ST AUGUST, 1940. COPY NO. 25 WAR CABINET. JOINT INTELLIGENCE SUB-COMMITTEE. MILITARY USE OF DRUGS. Memorandum by the Director of Military Intelligence, War Office. A good deal of information has been collected which shows that German Army and Air Force personnel are issued with drugs for increasing mental alertness and resistance to fatigue.