Port Mahon Dockyard
Maó, Spain
Port Mahon Dockyard was a Royal Navy Dockyard located at Port Mahon, Menorca, Spain. It was opened in 1708 and in 1802 the port was ceded back to Spain. However a resident commissioner of the Royal Navy was still appointed as late as 1814. The dockyard was administered by the Navy Board and was part of the Mediterranean Fleet.
Port data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).