Great Britain, France, Greece, Yugoslavia and Albania as war compensation: 3 battleships: Giulio Cesare, Italia, Vittorio Veneto; 5 cruisers: Emanuele Filiberto Duca d'Aosta, Attilio Regolo, Scipione Africano, Eugenio di Savoia and Eritrea; 7 destroyers, 5 of the and Augusto Riboty and Alfredo Oriani; 6 minesweepers: like Aliseo and Fortunale; 8 submarines: 3 of the Acciaio class; 1 sailing school ship: Cristoforo Colombo. The entry into NATO Great changes in the international political situation, which were developing into the Cold War, convinced the United Kingdom and United States to discontinue the transfer of Italy's capital ships as war reparations. Some had already been dismantled in La Spezia between 1948 and 1955, including the aircraft carrier . However, the Soviet Union demanded the surrender of the battleship Giulio Cesare and other naval units designated for transfer. The cruisers Attilio Regolo and Scipione Africano became the French Chateaurenault and Guichen, while became the Greek Elli. After break up and/or transfers, only a small part of the fleet remained to be recommissioned into the Marina. As Western attention turned to the Soviets and the Mediterranean Sea, Italian seas became one of the main sites of confrontation between the two superpowers, contributing to the re-emergence of Italy's naval importance thanks to her strategic geographical position. With the new elections in 1946, the Kingdom of Italy became a republic, and the Regia Marina took the name of Marina Militare (). As the Marshall Plan began to rebuild Italy and Europe was rapidly being divided into two geopolitically antagonistic blocs, Italy began talks with the United States to guarantee adequate security considerations. The US government in Washington wished to keep its own installations on the Italian Peninsula and relaxed the Treaty restrictions by including Italy in the Mutual Defense Assistance Programme (MDAP). On 4 April 1949, Italy joined the North Atlantic Treaty Organization (NATO) and, in order for the navy to contribute actively in the organization, the Treaty restrictions were definitively repealed by the end of 1951, with the consent of all of Western nations. Within NATO, the Italian Navy was assigned combat control of the Adriatic Sea and Strait of Otranto, as well as the defence of the naval routes through the Tyrrhenian Sea. To ensure these tasks a (Study on the development of the Italian Navy with reference to the Atlantic Pact) was undertaken, which researched the structures and the methods for the development of