Altamgha Jagirs under the Jagirdari system of the Mughals were the lands which were given to Muslim nobles in their family towns or place of birth. In the Jagirdari system involved assignment of revenue of a particular territory to the nobles for their services to the state.
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.