Dodecanese campaign lies in the south-eastern Aegean Sea, and had been under Italian control since the Italo-Turkish War in 1911. During Italian rule, the strategically well-placed islands became a focus of Italian colonial ambitions in the Eastern Mediterranean. Rhodes, the largest of the islands, was a major military and aerial base. The island of Leros, with its excellent deep-water port of Lakki (Portolago), was transformed into a heavily fortified aeronautical base, "the Corregidor of the Mediterranean", as Benito Mussolini, the Italian leader, boasted. An early British attempt to contest Italian control of the Dodecanese, codenamed Operation Abstention, was thwarted in February 1941,
Greek Armed Forces in the Middle East the second-largest Allied Navy in the Mediterranean after the RN, accounting for 80% of all non-RN operations. Greek ships served in convoy escort duties in the Indian Ocean, the Mediterranean (where it succeeded in destroying a few enemy submarines), the Atlantic and Arctic Oceans. RHN ships also participated in the landing operations in Sicily, Anzio and Normandy, as well as at the ill-fated Dodecanese Campaign. A significant moment in the RHN's history was the acceptance of the Italian Fleet's surrender in September 1943, alongside the British Royal Navy. Two of the most notable Greek warships of the war were the