British Army officer rank insignia were ordered to wear the same collar as other General officers, but no device in the collar. In 1880, War Office ordered to move rank badges from collar to shoulder. In 1921, the War Office abolished the rank of Brigadier General and introduced a new rank called Colonel Commandant (Officer commanding a Brigade) or Colonel on the staff (officer not commanding a Brigade, but staff officer). The badges of Colonel Commandant and Colonel on the staff were the same, consisting of a crown and three stars. In 1928, Brigadier rank was introduced by abolishing the ranks of Colonel Commandant and
Air force officer rank insignia military. While countries outside the NATO command structure (including some NATO member countries such as France) do not strictly fall into this classification structure and there may be instances of overlap the codes still provide a useful gauge in determining what ranks are broadly equivalent. Note that the NATO officer rank codes (OF-1 to OF-10) are differently numbered from the US officer rank codes (O-1 to O-11). Air force officer rank insignia To assist in the comparison of different countries' air force officer rank insignia, NATO rank codes have been used. These are established codes for determining the seniority of