eign ▁and ▁his ▁he irs : ▁Day ang ▁( person al ▁name ). ▁ ▁Line ▁of ▁Su cc ession ▁In ▁accord ance ▁with ▁the ▁Will ▁of ▁the ▁first ▁Raj ah , ▁Sir ▁James ▁Bro oke , ▁the ▁line ▁of ▁succession ▁to ▁the ▁' so vere ig nt y ▁of ▁Sar aw ak ▁and ▁all ▁the ▁rights ▁and ▁privileges ▁what so ever ▁ther eto ▁belonging ,' ▁was ▁to ▁the ▁he irs ▁male ▁law fully ▁beg ot ten ▁of ▁the ▁Raj ah ' s ▁nep hew ▁Charles ▁Anthony ▁Johnson ▁Bro oke . ▁Charles ▁inherited ▁under ▁the ▁Will ▁in ▁ 1 8 6 8 , ▁and ▁confirmed ▁the ▁succession ▁in ▁his ▁own ▁will ▁of ▁ 1 9 1 3 . ▁On ▁his ▁acc ession ▁in ▁ 1 9 1 8 , ▁his ▁son ▁V yn er ▁( l ater ▁Sir ▁Charles ▁V yn er ▁Bro oke , ▁Raj ah ▁of ▁Sar aw ak ) ▁sw ore ▁to ▁u ph old ▁the ▁Will ▁' as ▁forming ▁the ▁constitution ▁of ▁the ▁state '. ▁This ▁unique ▁test ament ary ▁trust ▁became ▁known ▁as ▁' The ▁Sar aw ak ▁S over e ig nt y ▁Trust '. ▁ ▁Government ▁ ▁When ▁James ▁Bro oke ▁first ▁arrived ▁in ▁Sar aw ak , ▁it ▁was ▁govern ed ▁as ▁a ▁v ass al ▁state ▁of ▁the ▁Sultan ate ▁of ▁Br une i ; ▁the ▁system ▁of ▁government ▁was ▁based ▁on ▁the ▁Br une ian ▁model . ▁Bro oke ▁re organ ised ▁the ▁government ▁according ▁to ▁the ▁British ▁model , ▁eventually ▁creating ▁a ▁civil