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.
Sabha or Mahasabha during the Chola empie referred to the exclusive assembly of Brahmans/gatherings of the adult male members in the agraharas, that is, the rent free brahmadeya villages. These assemblies enjoyed a large measure of autonomy.