Castle Harbour, Bermuda St. David'd Island and Cooper's Island. Castle Harbour, Bermuda Castle Harbour is a large natural harbour in Bermuda. It is located between the northeastern end of the main island and St. David's Island. Originally called "Southampton Port", it was renamed as a result of its heavy fortification in the early decades of the Seventeenth century. A gem of Bermuda's coastline, it is surrounded by St. George's Parish in the north, east, south (Tucker's Town), and Hamilton Parish in the west. A chain of islands and rocks stretches across the main opening to the Atlantic Ocean, in the east, notably Cooper's
Military of Bermuda of the Royal Naval Dockyard and its military defences. With the US, the primary threat to Bermuda in the nineteenth century, becoming an ally in both wars, US forces began to make use of Bermuda also. The US had operated a US Naval station on the island during the latter stages of the World War I to serve anti-submarine vessels crossing to the European war zone, and US Navy vessels had also used the island, which was a hub for trans-Atlantic convoys. This involvement of the allied US forces in Bermuda was built upon in the Second World War. Before