▁territory . ▁While ▁in ▁Mil w au kee , ▁he ▁met ▁with ▁pro - B rit ish ▁Indians ▁who ▁were ▁planning ▁attacks ▁on ▁American ▁settlement s , ▁including ▁Chicago . ▁Histor ians ▁spec ulate ▁that ▁La ▁L ime ▁may ▁have ▁been ▁inform ing ▁on ▁cor ruption ▁related ▁to ▁purch asing ▁supplies ▁within ▁the ▁fort ▁and ▁been ▁sil enced . ▁The ▁case ▁has ▁been ▁called ▁" Ch icago ' s ▁first ▁murder ." ▁ ▁It ▁has ▁been ▁also ▁proposed ▁the ▁Kin zie ' s ▁attempted ▁to ▁cover ▁up ▁the ▁families ▁early ▁real ▁estate ▁transactions , ▁subst itut ing ▁Francis ▁May ▁as ▁the ▁original ▁owner ▁( who ▁died ▁after ▁e ating ▁at ▁the ▁son ' s ▁[ James ] ▁home ). ▁ ▁Although ▁wor ried ▁that ▁Chicago ▁would ▁be ▁on ▁height ened ▁alert , ▁ ▁a ▁force ▁of ▁as ▁many ▁as ▁ 5 0 0 ▁Indians ▁attacked ▁the ▁small ▁g arrison ▁of ▁soldiers , ▁their ▁support ▁and ▁their ▁families ▁near ▁the ▁current ▁intersection ▁of ▁ 1 8 th ▁and ▁Cal um et , ▁as ▁they ▁fled ▁south ▁along ▁the ▁lake ▁shore ▁after ▁ev acu ated ▁the ▁Fort . ▁The ▁Fort ▁D ear born ▁attack ▁took ▁place ▁on ▁August ▁ 1 5 , ▁ 1 8 1 2 ▁and ▁left ▁ 5 3 ▁dead , ▁including ▁women ▁and ▁children . ▁Kin zie ▁and ▁his ▁family , ▁a ided ▁by ▁ ▁Pot aw atom i ▁Indians ▁led ▁by ▁Billy ▁C ald well , ▁escaped ▁un har med ▁and ▁returned ▁to ▁Detroit . ▁Ident ifying ▁as ▁a ▁British