The Battle of Asal Uttar (Hindi : आसल उत्ताड़ , Punjabi: ਆਸਲ ਉਤਾੜ) was one of the largest tank battles fought during the Indo-Pakistani War of 1965. It was fought from 8 to 10 September 1965, when the Pakistan Army thrust its tanks and infantry into Indian territory, capturing the Indian town of Khem Karan 5 km from the International Border.<ref name=pradhan>{{cite book|last=R.D. Pradhan & Yashwantrao Balwantrao Chavan|title=1965 War, the Inside Story: Defence Minister Y.B. Chavan's Diary of India-Pakistan War.|year=2007|publisher=Atlantic Publishers & Distributors|isbn=978-81-269-0762-5|page=47|url=https://books.google.com/books?id=ymYCJQjEGBUC&pg=PA47}}</ref> The Indian troops retaliated, and after three days of bitter fighting, the battle ended with the Pakistani forces being repulsed near Asal Uttar. Factors that contributed to this were the fierce fight put up by the Indian Army, conditions of the plains, better Indian tactics, and a successful Indian strategy. This battle is compared with the Battle of Kursk in the Second World War for how it changed the course of the India-Pakistan war of 1965 in India's favour. War historians, including Dr. Philip Towle, regard the Indian resistance near Khem Karan as one of the key turning points of the war, one which tilted the balance of the war in favour of India. Peter Wilson states that the defeat of the Pakistan Army in the battle of Asal Uttar was one of the greatest defeats suffered by Pakistani forces in the course of the Indo-Pakistan war of 1965. Battle The battle is described as one of the largest tank battles in history since the Battle of Kursk in World War II. Pakistan's invading force, consisting of the 1st Armoured Division and 11th Infantry Division, crossed the International Border and captured the Indian town of Khem Karan. Considering the situation, GOC Indian 4th Mountain Division (Maj. Gen. Gurbaksh Singh) immediately ordered the division to fall back and assume a horseshoe shaped defensive position with Asal Uttar as its focal point. The battle strategy was the brainchild of Brigadier Thomas K. Theogaraj.http://www.bharat-rakshak.com/ARMY/Galleries/Wars/1965/XI/0100.jpg.html In the night, the Indian troops flooded the sugar cane field, and the next morning, the Pakistani tanks of the 1st Armoured Division, consisting mainly of M47 and M48 Patton tanks, were lured inside the horse-shoe trap. The swampy ground slowed the advance of the Pakistani tanks and many of them could not move because of the muddy slush. Over 100 Pakistani tanks mostly Pattons, and a few Shermans and Chaffees, were destroyed and another 40+