For not only did the nomination of O'Neill's reputed son Matthew as his heir with the title of baron of Dungannon by the English king conflict with the Irish custom of tanistry which regulated the chieftainship of the Irish clans, but Matthew, if indeed he was O'Neill's son at all, was illegitimate; while Shane, Conn's eldest legitimate son, was not the man to submit tamely to any invasion of his rights.
She accordingly agreed to recognize his claims to the chieftainship, thus throwing over Brian O'Neill, son of the murdered Matthew, The ceremony of "inauguration" among the ancient Irish clans was an elaborate and important one.
Its importance, however, dates from the time of Rao Surjan, who succeeded to the chieftainship in 1554 and by throwing in his lot with the Mahommedan emperors of Delhi (1569) received a considerable accession of territory.
A dispute concerning the chieftainship of the Batawana in the Ngami district threatened trouble in 1906, but was brought to a peaceful issue.
It is probable that the first of these forms is the primary one and the second in most cases a development from it due to (i.) the influence of other individual cults, (ii.) anthropomorphic tendencies, (iii.) the influence of chieftainship, hereditary and otherwise, (iv.) annual sacrifice of the sacred animal and mystical ideas connected therewith, (v.) syncretism, due either to unity of function or to a philosophic unification, (vi.) the desire to do honour to the species in the person of one of its members, and possibly other less easily traceable causes.