▁United ▁States ▁Air ▁Force ▁organization . ▁ ▁Its ▁last ▁assignment ▁was ▁with ▁the ▁Air ▁Def ense ▁Command ▁( AD C ) ▁ 2 6 th ▁Air ▁Division ▁at ▁C uster ▁Air ▁Force ▁Station ▁( AF S ), ▁Michigan . ▁ ▁It ▁was ▁in activ ated ▁on ▁ 1 ▁April ▁ 1 9 6 6 . ▁ ▁History ▁DE AD S ▁was ▁originally ▁designated ▁as ▁the ▁ 4 6 2 7 th ▁Air ▁Def ense ▁Wing , ▁but ▁was ▁red es ign ated ▁before ▁being ▁organized ▁in ▁January ▁ 1 9 5 7 ▁at ▁C uster ▁A FS , ▁Michigan . ▁ ▁It ▁became ▁oper ational ▁in ▁September ▁ 1 9 5 8 , ▁but ▁did ▁not ▁assume ▁control ▁of ▁former ▁AD C ▁Central ▁Air ▁Def ense ▁Force ▁units ▁with ▁a ▁mission ▁to ▁provide ▁air ▁defense ▁of ▁lower ▁Michigan , ▁n ortheast ▁Indiana , ▁and ▁most ▁of ▁Ohio ▁until ▁ 1 9 5 9 . ▁ ▁The ▁organization ▁provided ▁command ▁and ▁control ▁over ▁several ▁aircraft , ▁miss ile ▁and ▁rad ar ▁squad rons . ▁ ▁On ▁ 1 ▁September ▁ 1 9 5 9 ▁the ▁new ▁Sem i ▁Autom atic ▁Gr ound ▁Environment ▁( SA GE ) ▁D irection ▁Center ▁( DC - 0 6 ) ▁ ▁and ▁Com bat ▁Center ▁( CC - 0 1 ) ▁became ▁oper ational . ▁▁▁ ▁DC - 0 6 ▁ ▁was ▁equ ipped ▁with ▁dual ▁AN / FS Q - 7 ▁Comput ers . ▁▁ ▁The ▁day - to - day ▁operations ▁of ▁the ▁command ▁were ▁to