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 Canadian Air Force motto of the Canadian Air Force when first formed after the First World War (before it became the Royal Canadian Air Force in 1924) was retained. Though traditional insignia for the RCAF was restored in 2015, there has been no restoration of the traditional uniforms or rank structure of the historical service (apart from a rank of "Aviator", which replaced that of "Private" in 2015). On 17 April 2014, Prime Minister Stephen Harper announced that Canada was dispatching six CF-18s and military personnel to assist NATO in operations in Eastern Europe. The Royal Canadian Air Force has approximately 391 aircraft