In which year did Alauddin Khalji assume the reign of the Delhi Sultanate?

The correct answer is 1296.

Explanation:
Alauddin Khalji officially ascended the throne of the Delhi Sultanate in the year 1296 AD after succeeding his uncle and father-in-law, Jalaluddin Khalji, the founder of the Khalji dynasty.

Key Highlights of Alauddin Khalji's Reign:
• Reign Duration: He ruled the Delhi Sultanate from 1296 until his death in 1316 AD.
• Military Accomplishments: He successfully repulsed multiple major invasions by the Mongols and significantly expanded the Sultanate's territory into central and southern India.
• Administrative & Market Reforms: Alauddin Khalji is well-known for introducing comprehensive agrarian, administrative, and market control policies, including fixed pricing of essential goods to sustain a large standing army.