Commodore (Royal Navy) Commodore (Royal Navy) Commodore (Cdre) is a rank of the Royal Navy above captain and below rear admiral. It has a NATO ranking code of OF-6. The rank is equivalent to brigadier in the British Army and Royal Marines and to air commodore in the Royal Air Force. The rank of commodore was introduced during the 17th century in November 1674 (though not legally established until 1806). In 1684 the navy introduced two classes of commodore, the first known as a "Commodore Distinction" and the other a "Commodore Ordinary"; these would later evolve into commodores first and second class. In
History of the Royal Navy of Plattsburgh on 11 September 1814, forcing Prévost to retreat back to Canada despite his much larger army. At sea, the War of 1812 was characterised by single-ship actions between small ships, and disruption of merchant shipping. The Royal Navy struggled to build as many ships as it could, generally sacrificing on the size and armament of vessels, and struggled harder to find adequate personnel, trained or barely trained, to crew them. Royal Naval vessels were often under-manned, without sufficient men to fire a full broadside. Many of the men crewing Royal Naval vessels were rated only as "landsmen", and