Dee ihe na-esote paragraf a - Dukovac sonyeere ndị agha ụgbọelu Syria na 1946. N'oge Agha Arab-Israel nke 1948
, ọ bụ onye isi na No. 1 Squadron nke Syrian Air Force, dabere na Estabal na Lebanọn Beqaa Valley. Mgbe Agha Arab-Israel biri, Dukovac kwagara Canada. O biri na Toronto ma nwee ezinụlọ n'ebe ahụ. Ọ rụrụ ọrụ maka IBM ma bụrụkwa onye otu onye guzobere otu n'ime ndị otu kachasị ukwuu nke ndị Croatian na Canada, United Croats nke Canada. Ọ nwụrụ na Toronto na 6 June 1990.