(2) Ala-ud-din Khilji was the second ruler of the Khilji dynasty reigning from 1296 to 1316. He is considered to be one of the most powerful rulers in Indian history.He was a strategist and military commander who commanded forces across the Indian subcontinent. Sultan Ala-ud-din Khilji is also noted in history for being one of the few rulers in the world to have repeatedly defended his empire against Mongol invasions. He defeated large Mongol armies and then launched punitive expeditions against them in Central Asia.