ðɪ ˌeɪdˌiːdʒˈiː wʌz ɹᵻfˈɔːɹmd ɪn ˈɜːli nˈaɪntiːnhˈʌndɹɪd sˈɪksti sˈɪks æz ðə "ˈɛɹoʊdɹˌoʊm dᵻfˈɛns ɡˈɑːɹd" ˌeɪdˌiːdʒˈiː tə mˈiːt ðə nˈiːd tə pɹətˈɛkt ˈæsɛts ɪnðə sˈaʊθ ˈiːst ˈeɪʒə ˈɛɹiə dˈʊɹɹɪŋ ðə vˌiːətnˈɑːm wˈɔːɹ.
The ADG was reformed in early 1966 as the "Aerodrome Defence Guard" (ADG) to meet the need to protect assets in the South East Asia area during the Vietnam War.