▁The ▁village ▁remained ▁small ▁until ▁after ▁the ▁Second ▁World ▁War , ▁compr ising ▁the ▁church , ▁a ▁school , ▁two ▁sh ops , ▁a ▁pub , ▁a ▁wheel w right ' s ▁shop , ▁and ▁an ▁undert aker ' s , ▁with ▁the ▁village ▁being ▁served ▁by ▁a ▁single ▁polic eman . ▁Event ually ▁some ▁of ▁the ▁older ▁houses ▁were ▁demol ished ▁and ▁replaced . ▁Church ill ▁Place ▁was ▁developed ▁and ▁in ▁the ▁area ▁behind ▁the ▁church , ▁formerly ▁known ▁as ▁the ▁Square , ▁several ▁modern ▁b ung al ows ▁replaced ▁five ▁that ched ▁c ott ages . ▁From ▁ 1 9 5 2 ▁more ▁homes ▁were ▁built ▁in ▁the ▁village ▁to ▁house ▁Is le ▁of ▁Gra in ▁oil ▁ref in ery ▁employees . ▁ ▁Histor ically , ▁the ▁main ▁economic ▁activity ▁around ▁High ▁Hal st ow ▁has ▁been ▁far ming , ▁but ▁some ▁of ▁the ▁village ' s ▁residents ▁gained ▁employ ment ▁outside ▁the ▁village , ▁at ▁the ▁Royal ▁Naval ▁Arm aments ▁Dep ot ▁at ▁Ch att enden ▁and ▁L odge ▁Hill ▁Military ▁Cam ps ▁and ▁at ▁the ▁Med way ▁O il ▁and ▁Storage ▁Co ▁at ▁Gra in . ▁Ch ath am ▁D ock yard ▁and ▁the ▁Short ▁Brothers ▁se ap lane ▁works ▁at ▁Ro chester ▁were ▁also ▁traditional ▁employ ers ▁for ▁the ▁whole ▁area ▁until ▁they ▁shut ▁many ▁years ▁ago . ▁ ▁In ▁ 1 9 5 6 ▁a ▁new ▁school ▁opened , ▁the ▁old ▁school ▁building ▁being ▁demol ished ▁along ▁with ▁Hill ▁Farm ▁to ▁make ▁way ▁for ▁additional ▁housing .