▁the ▁monarch , ▁they ▁believed ▁the ▁position ▁of ▁R ia u ▁Malays ▁would ▁be ▁guard ed . ▁ ▁The ▁royal ist ▁association ▁met ▁with ▁resistance ▁from ▁the ▁republic an ▁group ▁led ▁by ▁Dr . ▁Il jas ▁Dat uk ▁B atu ah ▁that ▁sent ▁deleg ates ▁to ▁Singapore ▁to ▁counter ▁the ▁propag anda ▁of ▁s ultan ate ▁supp or ters . ▁Based ▁on ▁Indones ian ▁archive ▁records , ▁Dr . ▁Il jas ▁gained ▁appro val s ▁from ▁non - Mal ay ▁new com ers ▁to ▁R ia u , ▁including ▁Min ang , ▁J avan ese , ▁Pale mb ang , ▁and ▁B ata k ▁people . ▁He ▁later ▁formed ▁a ▁group ▁known ▁as ▁the ▁Bad an ▁K eda ul atan ▁Indones ia ▁Ri ouw ▁( B K RI ) ▁( Ind ones ian ▁R ia u ▁S over eign ▁Body ) ▁on ▁ 8 ▁October ▁ 1 9 4 5 . ▁The ▁organisation ▁sought ▁to ▁abs orb ▁the ▁R ia u ▁Arch ip el ago ▁into ▁the ▁then - new ly ▁independent ▁Indones ia , ▁as ▁the ▁arch ip el ago ▁was ▁still ▁retained ▁by ▁the ▁Dutch . ▁B K RI ▁hoped ▁that ▁the ▁new ▁administration ▁under ▁So ek ar no ▁would ▁give ▁the ▁p rib um is ▁a ▁fair ▁chance ▁to ▁run ▁the ▁local ▁government . ▁ ▁The ▁royal ist ▁association ▁would ▁not ▁give ▁any ▁public ▁support ▁to ▁the ▁Indones ian ▁movement , ▁as ▁is ▁evident ▁in ▁its ▁ref us al ▁to ▁display ▁the ▁B end era ▁Mer ah - Put ih