Pulakesin II (r. 610-642 CE), the most powerful Chalukya ruler, held the titles 'Sri Prithvi-Vallabha' (Lord of the Earth) and 'Parameswara' (Supreme Lord). He defeated Harsha and expanded the Chalukya empire. Pulakesin I was the founder, Kirtivarman was his father, and Mangalesa was his uncle.