Major general (officer rank in Latin America) for more information. In the Canadian Armed Forces, the rank of major-general (MGen) ("major-général" and "Mgén" in French) is both a Canadian Army and Royal Canadian Air Force rank equivalent to the Royal Canadian Navy's rank of rear-admiral. A major-general is a general officer, the equivalent of a naval flag officer. The major-general rank is senior to the ranks of brigadier-general and commodore, and junior to lieutenant-general and vice-admiral. Prior to 1968, the Air Force used the rank of air vice-marshal, instead. The rank insignia for a major-general in the Royal Canadian Air Force is
General of the Armies of the first presentations of the uniform to Army leadership, the Institute of Heraldry created an insignia chart with officer ranks ranging from Second lieutenant to General of the Armies of the United States. This 21st-century insignia chart, showing both a five- and six-star general officer, was considered unofficial by the Army and was later refined to show insignia only to four-star general. John J. Pershing was the only person in history to hold the rank of General of the Armies while serving on active duty. In 1919, to honor his service in World War I, Congress authorized the promotion