HMS Cavalier is a British Royal Navy destroyer that was launched in 1944. It was part of the C-class of destroyers and served during the latter part of World War II. The ship was designed for anti-aircraft and anti-submarine warfare, playing a crucial role in protecting naval fleets. After its decommissioning in 1972, HMS Cavalier was preserved as a museum ship in Chatham Maritime, England. It is now part of the Chatham Historic Dockyard and serves as a reminder of the naval history and technological advancements of the mid-20th century.