Tenali Ramakrishna was the author of Panduranga Mahamatyam. He is one of the eight eminent scholars of Telugu known as the ‘Ashta diggajas’ who adorned the court of Krishna Deva Raya.
The land revenue system adopted by Akbar was largely based on Sher Shah’s system. However Akbar introduced slight modifications and his system was called Zabti or Bandobast system, which was further improved by Raja Todar Mal.
Iitutmish , the Sultan of Delhi, was contemporary of Mongol leader Chengiz Khan. In 1221 A.D., there was a danger of expected attack of Chengiz khan on Delhi.