Kos Kos Kos or Cos (; ) is a Greek island, part of the Dodecanese island chain in the southeastern Aegean Sea, off the Anatolian coast of Turkey. Kos is the third largest island of the Dodecanese by area, after Rhodes and Karpathos; it has a population of 33,388 (2011 census), making it the second most populous of the Dodecanese, after Rhodes. The island measures , and is from the coast of the ancient region of Caria in Turkey. Administratively, Kos constitutes a municipality within the Kos regional unit, which is part of the South Aegean region. The principal town of
Italian Islands of the Aegean Social Republic, but were "de facto" subject to the German military command. After the end of World War II, the islands came under provisional British administration. In the Treaty of Peace in 1947, the islands were ceded to Greece. Italian Islands of the Aegean The Italian Islands of the Aegean (; ) were a group of twelve major islands (the Dodecanese) in the southeastern Aegean Sea, which — together with the surrounding islets — were ruled by the Kingdom of Italy from 1912 to 1943 and the Italian Social Republic from 1943 to 1945. The Dodecanese, except Kastellorizo, were occupied