Military rank Typical army and marine field officer ranks include colonel , lieutenant colonel, major and, in the British army, captains holding an adjutant's appointment. In many Commonwealth countries the field rank of brigadier is used, although it fills the position held by brigadier general in other countries. Naval and coast guard senior officer ranks include captain and commander. In some countries, the more senior rank of commodore is also included. In others lieutenant-commanders, as equivalents to army and marine majors, are considered senior officers. Commonwealth air force senior officer ranks include group captain, wing commander, and squadron leader, where such ranks
Major-general (United Kingdom) of the Royal Army Chaplains Department, the Chaplain-General, and similar appointments, were accorded 'the relative precedence' - that is to say the equivalence rather than the full powers and authority - of the rank of major-general. The Commandant General Royal Marines has held the rank of major general since 1996, when the post was downgraded from lieutenant general. As in the British Army, a Royal Marine major general ranks below lieutenant general and above brigadier. From its foundation on 1 April 1918 to 31 July 1919, the Royal Air Force (RAF) briefly maintained the rank of major-general. The service was