World’s first Muslim ruler and Delhi first Muslim ruler, Razia Sultan was murdered in Kaithal in the year 1240. According to historian Minhaz Siraz, she was leading her army from Bhatinda to Delhi. When her army reached Kaithal, there was a revolt and she was detained and murdered by people of Kaithal on 14th November, 1240.

According to famous traveler Iban Batuta, Begum Razia Sultan ran away from field of battle and reached near Kaithal, where she was killed by a farmer. Begum Razia Sultan was cremated as per Islamic rituals in Kaithal and her makbara exists till date.