Pandyas acknowledged the overlordship of the Cholas for about 30 years. Prantaka Viranayana was also defeated by Krishna III who was the Rashtrakuta King, in the battle of Takkolam in 949 A.D.
Vajji was a mahajanapada towards the north of Ganga in the division of Tirhut. It was a confederacy of eight or nine clans. The capital of Vajji mahajanapada was situated at Vaishali.