, ▁R ia u ▁Sultan ate ▁or ▁L ing ga ▁Sultan ate ▁was ▁a ▁Mal ay ▁s ultan ate ▁that ▁existed ▁from ▁ 1 8 2 4 ▁to ▁ 1 9 1 1 , ▁before ▁being ▁dissol ved ▁following ▁Dutch ▁inter vention . ▁ ▁The ▁s ultan ate ▁came ▁into ▁existence ▁as ▁a ▁result ▁of ▁the ▁partition ▁of ▁the ▁Joh or - R ia u ▁Sultan ate ▁that ▁separated ▁Pen ins ular ▁Joh or , ▁together ▁with ▁the ▁island ▁of ▁Singapore , ▁from ▁the ▁R ia u ▁arch ip el ago . ▁ ▁This ▁partition ▁followed ▁the ▁succession ▁dispute ▁following ▁the ▁death ▁of ▁Mah m ud ▁III ▁of ▁Joh or , ▁when ▁Abd ul ▁Rah man ▁was ▁crown ed ▁as ▁the ▁first ▁Sultan ▁of ▁R ia u - L ing ga . ▁The ▁mar itime ▁kingdom ▁was ▁recogn ised ▁by ▁both ▁the ▁British ▁and ▁the ▁Dutch ▁following ▁the ▁Ang lo - D utch ▁Tre aty ▁of ▁ 1 8 2 4 . ▁ ▁History ▁ ▁Background ▁ ▁The ▁R ia u ▁Arch ip el ago ▁became ▁a ▁part ▁of ▁the ▁Mal ac can ▁Empire ▁after ▁the ▁expansion ▁by ▁Tun ▁Per ak ▁in ▁the ▁ 1 5 th ▁century , ▁following ▁the ▁decl ine ▁of ▁the ▁S riv ij aya ▁Empire . ▁After ▁the ▁fall ▁of ▁Mal ac ca ▁at ▁the ▁hands ▁of ▁the ▁Portuguese , ▁the ▁axis ▁of ▁regional ▁power ▁was ▁inherited ▁by ▁the ▁Joh or ▁Sultan ate . ▁During ▁the ▁golden ▁age ▁of ▁Joh or , ▁the ▁kingdom ▁stretch ed ▁across ▁half