▁acknowled ged ; ▁assistance ▁would ▁be ▁sought ▁from ▁Japan . ▁In ▁response , ▁Chi ang ▁K ai - she k ▁permitted ▁the ▁establishment ▁of ▁the ▁Mong ol ▁Local ▁Aut onomy ▁Political ▁Affairs ▁Committee , ▁but ▁in ▁its ▁attempts ▁to ▁assert ▁its ▁authority ▁it ▁would ▁eng age ▁in ▁two ▁serious ▁cl ash es ▁with ▁S ui y uan ▁provincial ▁forces ▁over ▁the ▁next ▁year . ▁ ▁General ▁J ir ō ▁Min ami , ▁commander ▁of ▁the ▁K w ang t ung ▁Army ▁and ▁Colonel ▁Se ish ir ō ▁It ag aki ▁gave ▁support ▁to ▁the ▁Inner ▁Mong ol ian ▁Aut onom ous ▁Government . ▁However , ▁when ▁General ▁Min ami ▁sent ▁Major ▁Ry ū k ichi ▁Tan aka ▁and ▁another ▁officer ▁to ▁interview ▁Prince ▁Dem ch ug d ong r ub ▁in ▁April ▁ 1 9 3 5 , ▁an ▁agreement ▁could ▁not ▁be ▁reached ▁at ▁that ▁time . ▁ ▁In ▁June ▁ 1 9 3 5 ▁the ▁North ▁Ch ah ar ▁Inc ident ▁and ▁the ▁resulting ▁Ch in - Do ih ara ▁Ag re ement , ▁substantial ly ▁affected ▁events . ▁ ▁The ▁Ag re ement ▁forced ▁all ▁units ▁of ▁the ▁Chinese ▁ 2 9 th ▁Army ▁to ▁be ▁with dra wn ▁from ▁north ▁of ▁Ch ang pe i , ▁which ▁amount ed ▁to ▁near ▁total ▁ev acu ation ▁of ▁Chinese ▁forces ▁from ▁Ch ah ar ▁province . ▁ ▁Public ▁order ▁was ▁to ▁be ▁entr usted ▁to ▁a ▁" Pe ace ▁Pres ervation ▁Corps ", ▁a ▁police ▁organization ▁armed ▁with ▁only ▁light ▁weapons