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.
The important characteristics of the Vijayanagar administration was the Amara-Nayaka system. The top-grade officers of the army were known as Nayaks or Palaiyagars or Poligars. These officers were granted land in lieu of their services.
Khwaja Abu Malik Isami is the author of Futuh-al-Salatin is yet another elaborate account of the Delhi Sultanate. It consists of almost 12,000 verses. The Futuh-us-Salatin is a history of Muslim rule in India until 1349-50.