Jalal-ud-Din Firuz Khalji

…struggle between the two factions, Jalāl al-Dīn Fīrūz Khaljī assumed the sultanate in 1290. During his short reign (1290–96), Jalāl al-Dīn suppressed a revolt by some of Balban’s officers, led an unsuccessful expedition against Ranthambhor, and defeated a substantial Mongol force on the banks of the Sind River in central…

The dynasty, whose founder Jalal-ud-Din Firuz Khalji had been the top military commander under the previous Mamluk dynasty, was responsible for making the Delhi sultanate into an imperial power by expanding its rule into the Hindu south.