 This included the provision of extensive stocks of war material for the Russian armies, which had been under increasing pressure since mid-1915.In May 1916 the Chancellor of the Exchequer Reginald Mckenna suggested that Kitchener head a special and confidential mission to Russia to discuss munition shortages, military strategy and financial difficulties with the Imperial Russian Government and the "Stavka" (military high command), which was now under the personal command of Tsar Nicholas II.Both Kitchener and the Russians were in favor of face to face talks and a formal invitation from the Tsar was received on 14 May.