ago ▁had ▁m old ed ▁her ▁national ist ▁position ▁to ▁be ▁sand wich ed ▁between ▁the ▁kind red ▁monarch ist ▁Pen ins ular ▁Mal ay ▁National ism ▁observed ▁across ▁the ▁border ▁in ▁British ▁Mal aya ▁with ▁the ▁pro - rep ublic ▁and ▁pan - eth nic ▁Indones ian ▁National ism ▁manif ested ▁in ▁her ▁own ▁Dutch ▁East ▁Ind ies ▁domain . ▁ ▁Government ▁ ▁The ▁R ia u ▁Sultan ate ▁had ▁an ▁unusual ▁division ▁of ▁authority ▁at ▁its ▁heart . ▁ ▁The ▁Sultan , ▁who ▁was ▁a ▁Mal ay , ▁acted ▁as ▁Head ▁of ▁State ▁while ▁the ▁Di per tu an ▁M uda / Y amt uan ▁M uda ▁( de put y ▁r uler ▁or ▁Vic ero y ), ▁a ▁position ▁held ▁by ▁the ▁Bug is ▁r uling ▁el ite , ▁served ▁as ▁the ▁Head ▁of ▁Government . ▁( F ollow ing ▁the ▁partition ▁of ▁Joh or - R ia u , ▁the ▁position ▁of ▁Yang ▁Di per tu an ▁M uda ▁was ▁retained ▁only ▁in ▁the ▁R ia u - L ing ga ▁Sultan ate ▁and ▁not ▁in ▁Joh or ). ▁The ▁s ultan ' s ▁royal ▁palace ▁was ▁located ▁in ▁Pen y eng at ▁Ind eras ak ti ▁and ▁the ▁Yang ▁Di per tu an ▁M uda ▁res ided ▁in ▁Da ik , ▁L ing ga . ▁The ▁Sultan ▁was ▁dominant ▁in ▁L ing ga ▁and ▁its ▁dependencies , ▁while ▁the ▁Bug is ▁Yang ▁Di per tu an ▁M uda ▁controlled ▁R ia u ▁( cons isting ▁of ▁B int