HMS Berkeley Castle (K387) HMS Berkeley Castle (K387) HMS "Berkeley Castle" was a Castle-class corvette of the United Kingdom's Royal Navy. She was named after Berkeley Castle in Gloucestershire. The Castle-class corvettes were an improved and enlarged derivative of the earlier Flower-class corvettes, which was intended to be built by shipyards that could not build the larger and more capable frigates. The greater length of the Castles gave made them better seaboats than the Flowers, which were not originally designed for ocean escort work. Large numbers (96 in total) were ordered in late 1942 and early 1943 from shipyards in the United Kingdom and
Sudeley Castle the few castles left in England that is still a residence. As a result, the castle is only open to visitors on specific dates, and private family quarters are closed to the public. It is a Grade I listed building, and recognised as an internationally important structure. A castle may have been built on the site during the reign of King Stephen (1135–1154). In 1442, Ralph Boteler, who was created Baron Sudeley by King Henry VI of England, inherited Sudeley Castle and built the current castle on its present site, using what he had earned fighting in the Hundred Years'