Air commodore is never shortened to Commodore, which is a rank in various naval forces. Air commodore is a one-star rank and the most junior air officer rank, being immediately senior to group captain and immediately subordinate to air vice-marshal. It has a NATO ranking code of OF-6 and is equivalent to a commodore in the Royal Navy or a brigadier in the British Army or the Royal Marines. Unlike these two ranks, however, it has always been a substantive rank. Additionally, air commodores have always been considered to be air officers whilst Royal Navy commodores have not since the Napoleonic Wars
History of the Royal Navy size since the 1960s, reflecting the reducing requirement of the state. This raw figure does not take into account the increase in technological capability of the Navy's ships, but it does show the general reduction of capacity. The following table is a breakdown of the fleet numbers since 1960. The separate types of ship and how their numbers have changed are shown. History of the Royal Navy The official history of the Royal Navy began with the formal establishment of the Royal Navy as the national naval force of the Kingdom of England in 1660, following the Restoration of King