maitrakas set up a vallabhi university which came to be known far and wide for its scholastic pursuits and was compared with the nalanda university. they came under the rule of harsha of vardhana dynasty in the mid-seventh century, but retained local autonomy, and regained their independence after harsha's death. after repeated attacks by arabs from the sea, the kingdom had weakened considerably. the dynasty ended by 783 ce. apart from legendary accounts which connect fall of vallabi with the tajjika (arab) invasions, no historical source mention how the dynasty ended.