9 9 1 . ▁Following ▁a ▁re organ ization ▁in ▁ 1 9 9 1 , ▁the ▁J NA ▁units ▁based ▁in ▁G os pi ć ▁were ▁the ▁ 2 3 6 th ▁Motor ized ▁Brigade ▁and ▁the ▁ 1 st ▁Brigade ▁of ▁the ▁ 3 5 th ▁Part isan ▁Division , ▁both ▁sub ordin ated ▁to ▁the ▁R ije ka ▁Corps . ▁Prior ▁to ▁this , ▁the ▁ 1 0 th ▁Pro let arian ▁Infantry ▁Regiment , ▁a ▁B - class ▁unit ▁required ▁to ▁maintain ▁only ▁ 1 5 % ▁of ▁w art ime ▁tro op ▁levels , ▁was ▁station ed ▁in ▁G os pi ć , ▁but ▁was ▁am alg am ated ▁with ▁the ▁ 9 th ▁Pro let arian ▁Infantry ▁Regiment ▁to ▁form ▁the ▁ 2 3 6 th ▁Motor ized ▁Brigade . ▁The ▁J NA ▁g arrison ▁in ▁G os pi ć ▁was ▁formally ▁commanded ▁by ▁Colonel ▁Pet ar ▁Č av ar , ▁however ▁effective ▁command ▁was ▁taken ▁over ▁by ▁his ▁chief ▁of ▁staff , ▁Y ug oslav ▁C ounter int elligence ▁Service ▁Major ▁Rel ja ▁Tom ić . ▁ ▁In ▁early ▁September , ▁Cro at ian ▁forces ▁in ▁G os pi ć ▁compr ised ▁ 4 2 7 ▁troops , ▁largely ▁drawn ▁from ▁police ▁forces ▁based ▁in ▁G os pi ć , ▁R ije ka ▁and ▁Z ab ok , ▁volunte ers ▁from ▁G os pi ć , ▁Zag reb ▁and ▁Sen j ▁as ▁well ▁as ▁Cro at ian ▁Def ence ▁Forces ▁troops . ▁The ▁only ▁Z NG