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
Argentine Army officer rank insignia the Joint General Staff, if he should be an Army officer. There are mentions of the rank of "" (Captain General), but it is a purely honorific rank bestowed posthumously upon José de San Martín. The rank of Senior Colonel is an honorary rank for long-serving colonels who have not been promoted to Brigade General; the rank is considered inferior to Brigade General but superior to Colonel. Senior Colonels may be further promoted to general ranks. The following table displays the rank insignia worn by officers of the Argentine Army. Argentine Army officer rank insignia Argentine Army officers wear their