i , ▁only ▁the ▁T AC P ▁will ▁be ▁discussed . ▁The ▁T AC P ▁mission ▁is ▁to ▁support ▁the ▁host ▁Army ▁division ▁and ▁its ▁sub ordinate ▁brig ade ▁combat ▁teams ▁( B CT s ), ▁which ▁are ▁the ▁basic ▁deploy able ▁unit ▁in ▁the ▁US ▁Army . ▁T AC P s ▁are ▁located ▁on ▁nearly ▁all ▁major ▁Army ▁install ations , ▁and ▁ 1 Z 3 X 1 s ▁are ▁primarily ▁be ▁assigned ▁to ▁various ▁AS OS s ▁on ▁Army ▁install ations ▁throughout ▁the ▁U . S ▁and ▁over se as ▁during ▁their ▁care ers . ▁As ▁an ▁un st ated ▁pr ere quis ite ▁to ▁a ▁career ▁as ▁a ▁ 1 Z 3 X 1 , ▁it ▁is ▁understood ▁that ▁ 1 Z 3 X 1 s ▁live , ▁train ▁and ▁deploy ▁with ▁U . S . ▁Army ▁combat ▁units ▁world wide ▁under ▁some ▁of ▁the ▁most ▁demand ing ▁and ▁difficult ▁conditions ▁in ▁often ▁very ▁aust ere ▁environments . ▁Additionally , ▁there ▁are ▁numerous ▁AS OS s ▁within ▁the ▁Air ▁National ▁Guard ▁that ▁have ▁act ively ▁participated ▁in ▁combat ▁operations ▁world wide ▁supporting ▁the ▁Global ▁War ▁on ▁T error ▁since ▁ 9 / 1 1 . ▁ ▁When ▁assigned ▁to ▁a ▁T AC P , ▁the ▁mission ▁of ▁the ▁ 1 Z 3 X 1 ▁is ▁to ▁advise ▁and ▁assist ▁Army ▁ground ▁command ers ▁and ▁fire ▁support ▁officers ▁in ▁planning , ▁integr ating , ▁request ing , ▁and ▁employ ing ▁air power ▁consistent ▁with ▁J oint ▁Army , ▁and ▁Air ▁Force