UPPSC PCS 2014 · Question 57 of 150
History
After 1306 AD, during the time of Alauddin Khilji, the border between the Delhi Sultanate and the Mongols was the river Ravi. The Mongols invaded India six times during Alauddin Khilji's time, but Khilji defeated the Mongols in all the invasions.
Source: edurev.in UPPSC Prelims 2014 GS Paper I with Answer Key and Solutions
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