If not for Alauddin Khalji, the total population of Indian subcontinent would 1/10 nth of the current.
Khilji dynasty founded by Jalaluddin Firuz Khalji ruled large parts of Indian subcontinent between 1290 and 1320 AD. Alauddin Khalji ascended the throne of Delhi in 1296 AD after the death of his uncle. He had exemplary experience in administrative field. He had served as Governor of Kara and Oudh during his predecessor’s rule.
He used to look like below and not like the ripped version of Khal Drogo as depicted in the movie.