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In 1946, he graduated from the French Military Academy Saint-Cyr/Coetquidam and was promoted to "Indochine", and the Ecole des Troupes Aéroportées (Airborne forces) in France. In 1947, he graduated from the Vien Dong (Dap Da) Military Academy and Saint Saumur (France) Military Academy, with the rank of Lieutenant. His first assignment was as a Platoon Leader of the 1st Battalion, Attaché Officer to the Prime Minister.