ets ▁and ▁Haw ker ▁Hun ters ▁in ▁the ▁Air bor ne ▁Early ▁Warning ▁( AE W ) ▁and ▁advanced ▁flying ▁training ▁roles ▁respectively . ▁The ▁Royal ▁Navy ▁left ▁in ▁ 1 9 7 1 ▁and ▁the ▁base ▁was ▁allocated ▁to ▁the ▁Department ▁of ▁the ▁Environment . ▁ ▁R AF ▁B raw dy ▁In ▁February ▁ 1 9 7 4 ▁the ▁Royal ▁Air ▁Force ▁returned ▁to ▁B raw dy ▁with ▁' D ' ▁Fl ight ▁of ▁No . ▁ 2 2 ▁Squadron ▁taking ▁up ▁residence ▁with ▁their ▁West land ▁Wh irl wind ▁H AR . 1 0 ▁search ▁and ▁rescue ▁hel ic op ters . ▁In ▁September ▁of ▁the ▁same ▁year ▁No . ▁ 2 2 9 ▁Oper ational ▁Con version ▁Unit , ▁later ▁the ▁T act ical ▁We ap ons ▁Unit ▁( TW U ), ▁re located ▁with ▁the ▁Haw ker ▁Hun ters ▁after ▁the ▁closure ▁of ▁R AF ▁Ch iven or ▁in ▁Dev on . ▁By ▁the ▁late ▁ 1 9 7 0 s , ▁the ▁T W U ▁operated ▁British ▁A eros pace ▁Haw k ▁T 1 A ▁Squadron . ▁ ▁Transfer ▁to ▁the ▁British ▁Army ▁ ▁As ▁part ▁of ▁the ▁rational isation ▁of ▁advanced ▁and ▁tact ical ▁weapons ▁training , ▁flying ▁ceased ▁at ▁B raw dy ▁on ▁ 3 1 ▁August ▁ 1 9 9 2 . ▁A ▁small ▁number ▁of ▁R AF ▁personnel ▁remained ▁including ▁No . ▁ 2 0 2 ▁Squadron ▁and ▁their ▁West land ▁Sea ▁Kings , ▁which ▁eventually ▁left ▁in ▁July ▁ 1 9 9 4