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
Army officer ranks OR ranks between countries), the codes still provide a useful gauge in determining what ranks are broadly equivalent. These are the highest ranks. Promotion to OF-10 rank is now rare and usually reserved for wartime. Note that there is doubt about rank equivalency in countries that have no brigadier-generals but both colonel-generals and full generals, such as the German Empire and Russia - often it is considered that in these countries a colonel-general equates to an OF-9 rank, a general to OF-8, a lieutenant-general to OF-7, and a major-general to OF-6 (i.e. the ranks below colonel-general all move down one