Royal Navy officer rank insignia the Corps also had the unique ranks of colonel second commandant and colonel commandant. Rank insignia are on brown or dark blue shoulder boards in all dresses save for the combat and barracks duty dress uniforms. From 1911 to 1957 the officer corps even included warrant officers and commissioned warrant officers in the same way as the RN. Although the Royal Marines does not officially use the rank of field marshal, the Captain General Royal Marines, the ceremonial head of the corps, wears a field marshal's rank insignia. Royal Navy officer rank insignia Uniforms for naval officers were not authorised
Hellenic Army officer rank insignia in use) in late 1920s. The rank of "Stratarchis" (Στρατάρχης, equivalent to Field Marshal or General of the Army) has been historically used, but is no longer extant. It was first awarded to King Constantine I for his leadership in the Balkan Wars. The rank was subsequently assumed by his successors upon accession, until the abolishment of the monarchy. The only regular officer to have been awarded the rank was General Alexander Papagos on 28 October 1949. Hellenic Army officer rank insignia This article describes the military rank insignia used by the Hellenic Army. The current insignia date back to