At a very young age he led the Chola armies against the Pandyas. He defeated the Pandya king Veerapandyan at the battle of Chevur and made him flee to the hills surrounding the battlefield. It is also possible that Aditya Karikalan killed Vira Pandya in that battle. Aditya II’s inscriptions use the epithet Vira Pandyan Thalai Konda koparakesari" for Adithha Karikalan – "took the head of Vira Pandya".
Aditya who was the co-regent and heir apparent to the Chola throne was murdered under unclear circumstances during the reign of his father sundara chola .He said to be killed in the palace of Sambuvaraya at Kadambur now so calledMelakadambur lies in cuddalore district of Tamil Nadu. The inquiry into the case was finished only in the 2nd year of Rajaraja Chola I. The lands of a few officials like one bearing the title Irumudi Chola were appropriated during that year as per the order signed by Kurukādi Kilān.