Under the Mansabdari system the mansab rank was not hereditary and the lowest rank was 10 and the highest was 5,000 for the nobles. All appointments and promotions as well as dismissals in the Mansabdari system were directly made by the emperor.
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.
Al Biruni was made court astrologer in Ghazni and he accompanied with Mahmud on his invasions on India. He lived for several years here and is considered to be first Indologist.
EXAMIANS