The Qanun-i Humayuni which is also called Humayun Namah was composed in 1534 CE by Khvandamir who was one of the officials under Humayun’s patronage. The memoir is an eyewitness account of Humayun’s reign.
Alauddin Kalji introduced an innovative Chehra and Dagh System wherein the Chehra system involved the detailed description of each soldier and Dagh system involved branding of horses. Strict review of the army from time totime was carried out.
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.