Q. The maximum number of Mongol invasions took place during the reign of _____:
Answer: Alauddin Khilji
Notes: Ala-ud-Din Khilji faced maximum Mongol invasions, primarily from bases in Ghazni and Kabul, threatening India except in his last years. These invasions were more intense than before. In response, he implemented military strategies, built forts, maintained a standing army, and established Siri Fort in Delhi for defense.