ˌeɪsˌiːdʒˈiː wʌz fˈɔːɹmd ˌɔn sˈɛvən fˈɛbɹuːˌɛɹi tˈuː θˈaʊzənd tˈuː baɪ mˈɜːdʒɪŋ ðə ɹˈɑːf tˈæktɪkəl fˈaɪɾɚ ɡɹˈuːp ænd stɹˈaɪk ɹᵻkˈɑːnɪsəns ɡɹˈuːp ɪn ɐn ɐtˈɛmpt tʊ ɪmpɹˈuːv ðə spˈiːd wɪð wˌɪtʃ ðə ɹˈɑːf kæn dᵻplˈɔɪ ɪts kˈɑːmbæt ˈɛɹkɹæft.
ACG was formed on 7 February 2002 by merging the RAAF's Tactical Fighter Group and Strike Reconnaissance Group in an attempt to improve the speed with which the RAAF can deploy its combat aircraft.