Dodecanese islands were occupied by the French and British, but Rhodes remained under Italian occupation. In 1915, the French also occupied Kastellorizo. Following the war, the Tittoni–Venizelos agreement, signed on July 29, 1919, called for the smaller islands to join with Greece, while Italy maintained control of Rhodes. The treaty further outlined an exchange where Italy would receive Antalya for southwest Anatolia. The Greek defeat in the Greco-Turkish War and the foundation of modern Turkey prevented the exchange. Italy formally annexed the Dodecanese as the "Possedimenti Italiani dell'Egeo" under the terms of the Treaty of Lausanne. Mussolini embarked on a program
Dodecanese Greece. As a part of the 2011 Kallikratis reform, the prefecture was abolished, and its territory was divided into four regional units, within the South Aegean administrative region: The prefecture was subdivided into the following municipalities and communities. These have been reorganised at the 2011 Kallikratis reform as well. Until 1997, the Prefecture of the Dodecanese was subdivided into provinces: Local specialities of the Dodecanese include: Dodecanese The Dodecanese (, ; , "Dodekánisa" , literally "twelve islands") are a group of 15 larger plus 150 smaller Greek islands in the southeastern Aegean Sea, off the coast of Asia Minor (Turkey),