Major-general (United Kingdom) Major-general (United Kingdom) Major general (Maj Gen), is a "two-star" rank in the British Army and Royal Marines. The rank was also briefly used by the Royal Air Force for a year and a half, from its creation to August 1919. In the British Army, a major general is the customary rank for the appointment of division commander. In the Royal Marines, the rank of major general is held by the Commandant General. A major general is senior to a brigadier but subordinate to lieutenant general. The rank has a NATO rank code of OF-7, equivalent to a rear admiral
Brigadier general rank. The rank can be traced back to the militaries of Europe where a brigadier general, or simply a brigadier, would command a brigade in the field. The rank name "général de brigade", (which translates as "brigade general"), was first used in the French revolutionary armies. In the first quarter of the 20th century, British and Commonwealth armies used the rank of brigadier general as a temporary appointment, or as an honorary appointment on retirement; in the 1920s this practice changed to the use of brigadier, which was not classed as a general officer. Some armies, such as Taiwan and