Attacks by Afghan Mongols and governors who rebelled at the slightest sign of weakness by the Sultan posed a challenge to the sultans. The Sultanate barely made it through these tests. The Sultanate expanded significantly during the reigns of Ghiyasuddin Balban, Alauddin Khalji, and Muhammad Tughluq.

Located in the southern side of the Tughlaqabad fort, the tomb of Ghiyasuddin Tughlaq was accustomed between 1320 AD- 1325 AD along with the grand fort. Following the causeway that leads to the.