Khusrau Shah hatched a conspiracy against Mubarak Shah. Khusrau Khan was one of the favorite of Mubarak Shah. Khusrau Shah got him murdered in 1320 and himself ascended the throne.
Mubarak Shah was the second ruler of the Sayyid dynasty which ruled the Delhi Sultanate after the fall of the Tughlaq dynasty. He succeeded his father, Khizr Khan to the throne in 1421 CE.
Under the rule of the Vijayanagar empire, irrigation became prominent. The development of irrigation took place mainly during the rule of Deva Raya I. New tanks were built and dams were constructed across the river Tungabhadra.