[1][2] During the Second World War he was arrested by the Japanese and sent first to Pootung Internment Camp, and subsequently transferred to the Lunghua Civil Assembly Centre.
[1] [2] Once in India, he was recruited by the Special Operations Executive of the British Army, which offered him training in guerrilla warfare and espionage.
Levy served as an investigator with the War Crimes Tribunal, in which capacity he supervised the repatriation of remains from Shanghai's Hung Jao Road Cemetery to British Hong Kong.
He served in the Korean War as a lieutenant with the Second Battalion, Princess Patricia's Canadian Light Infantry (PPCLI).
From 1968-69 he attended and graduated from the United States Marine Corps Command And Staff College in Quantico, Virginia.