▁a ▁corps ▁of ▁the ▁Soviet ▁Air ▁Def ence ▁Forces ▁and ▁later ▁the ▁Russian ▁Air ▁Force . ▁ ▁Form ed ▁in ▁ 1 9 8 6 , ▁the ▁corps ▁served ▁as ▁part ▁of ▁the ▁ 6 th ▁Independent ▁Air ▁Def ense ▁Army ▁and ▁then ▁the ▁ 6 th ▁Air ▁and ▁Air ▁Def ense ▁Forces ▁Army ▁from ▁ 1 9 9 8 . ▁It ▁was ▁head qu arter ed ▁near ▁L ening rad ▁and ▁controlled ▁both ▁inter ceptor ▁and ▁surface - to - air ▁miss ile ▁units . ▁It ▁was ▁re organ ized ▁into ▁the ▁ 2 nd ▁Air ▁Def ense ▁Brigade ▁in ▁ 2 0 0 9 , ▁the ▁ 2 nd ▁A eros pace ▁Def ense ▁Brigade ▁in ▁ 2 0 1 3 , ▁and ▁the ▁ 2 nd ▁Air ▁Def ense ▁Division ▁in ▁ 2 0 1 4 . ▁ ▁History ▁ ▁Cold ▁War ▁ ▁The ▁ 5 4 th ▁Air ▁Def ense ▁Corps ▁was ▁formed ▁in ▁the ▁spring ▁of ▁ 1 9 8 6 ▁after ▁the ▁ 1 8 th ▁Air ▁Def ense ▁Corps ▁was ▁expanded ▁into ▁the ▁ 6 th ▁Independent ▁Air ▁Def ense ▁Army ▁in ▁a ▁return ▁to ▁the ▁organiz ational ▁system ▁of ▁the ▁ 1 9 6 0 s ▁and ▁ 1 9 7 0 s . ▁It ▁was ▁head qu arter ed ▁in ▁the ▁village ▁of ▁Kh vo yn y ▁near ▁T ay ts y , ▁the ▁former ▁headquarters ▁of ▁the ▁ 1 8 th ▁Corps . ▁It ▁included ▁two ▁inter ceptor ▁f ighter ▁av iation ▁reg