In 1917 and 1919 he twice held the rank of acting Major while commanding a divisional signals company,[9][10] and in 1920 he was acting lieutenant colonel while still a substantive Captain.[11] In 1922 he left the Signals to attend the Staff College, Camberley, where he encountered many future general officers, including Charles Fullbrook-Leggatt, John Evetts, Thomas Hutton, Keith Simmons and Robert Money.[4] Graduating from Camberley in late 1923,[12] then in 1924 he was appointed to the War Office as Staff Captain.[13] In 1927 he was finally promoted to Major.[14] In 1934, having been promoted to lieutenant colonel, he was appointed to command his old battalion, the 2nd East Yorkshire Regiment.[15] He commanded the battalion, firstly in England and then in Palestine during the Arab revolt in Palestine.[8]