Montreux Convention Regarding the Regime of the Straits of who should control the strategically vital link between the Black Sea and Mediterranean Sea. In 1923 the Treaty of Lausanne had demilitarised the Dardanelles and opened the Straits to unrestricted civilian and military traffic, under the supervision of the International Straits Commission of the League of Nations. By the late 1930s, the strategic situation in the Mediterranean had altered with the rise of Fascist Italy, which controlled the Greek-inhabited Dodecanese islands off the west coast of Turkey and had constructed fortifications on Rhodes, Leros and Kos. The Turks feared that Italy would seek to exploit access to the Straits
Italian colonists in the Dodecanese as a naval staging area for its invasion of Crete in 1940. After the surrender of Italy in September 1943, the islands briefly became a battleground between the Germans, British and the Italians (the Dodecanese Campaign). The Germans prevailed, and although they were driven out of mainland Greece in 1944, the Dodecanese remained occupied until the end of the war in 1945, during which time nearly the entire Jewish population of 6,000 was deported and killed. Only 1200 of these Ladino-speaking Jews survived, thanks to their lucky escape to the nearby coast of Turkey with some help from the Italian