In 1420, during the era of Nahar Khan's grandson, Khanzada Feroz Khan, Mewat was attacked by Sultan Khizr Khan of Delhi Sayyid dynasty. The Mewati army fortified themselves for one year in Kotla Fort, after which the Delhi army retreated.
In 1420, during the time of Khanzada Feroz Khan, grandson of Nahar Khan, Mewat was attacked by Sultan Khizr Khan of the Delhi Sayyid dynasty. The Mewati forces fortified themselves in Kotla Fort for a year before the Delhi army retreated.