 He married the sultan's daughter, the later Sulṭāna Taj ul-Alam, and succeeded Iskandar Muda as sultan when he died in 1636.Reigning in the wake of the rout of the Acehnese fleet in 1629, Iskandar Thani was not able to continue his predecessor's military successes.He was a strong ruler, able to suppress the "orang kaya" (Acehnese nobility) and working to centralize royal power as Iskandar Muda had done.