A king of Behar, in India; after his accession in 264 B.C. became an ardent disciple of Buddha; organised Buddhism, as Constantine did Christianity, into a State religion; convened the third great council of the Church of that creed at Patna; made a proclamation of this faith as far as his influence extended, evidence of which is still extant in pillars and rocks inscribed with his edicts in wide districts of Northern India; d . 223 B.C.