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
Royal Thai Air Force Security Force Regiment Royal Thai Air Force Security Force Regiment The Royal Thai Air Force Security Force Regiment () is a 100-man unit in the Royal Thai Air Force's Special Combat Operations Squadron, has been in existence since the late 1970s. They are based near Don Mueang International Airport and provide anti-hijacking capabilities. They have three assault platoons, each divided into two smaller sections. Royal Thai Air Force Security Force Regiment at that time it was called infantry division, established by the influence of RAF Regiment. It organized according to the official rate of the Royal Thai Air Force in 1937 so-called "military