He succeeded his cousin Muhammad bin Tughlaq following the latter's death at Thatta in Sindh, where Muhammad bin Tughlaq had gone in pursuit of Taghi the ruler of Gujarat. Due to widespread unrest, his realm was much smaller than Muhammad's. He faced many rebellions, including in Bengal, Gujarat and Warangal. Nonetheless he worked to improve the infrastructure of the empire building canals, rest-houses and hospitals, creating and refurbishing reservoirs and digging wells. He founded several cities around Delhi, including Jaunpur, Firozpur, Hissar, Firozabad, Fatehabad. He established Sharia across his realm.