into independent states. Pulakeshin's third son Vikramaditya I became the Chalukya king c. 642 and eventually restored order after defeating his brothers. Vishnuvardhana's reign Vishnuvardhana ruled over a kingdom extending from Nellore to Visakhapatnam. He assumed the title of Vishamasiddhi (conqueror of difficulties). Vishnuvardhana participated in the wars between his brother Pulakeshin II and the Pallava Narasimhavarma I and probably lost his life in battle in 641. His son Jayasimha I succeeded him. References Durga Prasad, History of the Andhras up to 1565 A. D., P. G. Publishers, Guntur (1988) South Indian Inscriptions Nilakanta Sastri, K. A. (1955). A History of South India, OUP, New Delhi (Reprinted 2002). 7th-century Indian monarchs Eastern Chalukyas