How long this situation lasted is not clear but oral historical sources and archaeological data soundly indicate that centralized political authority and a new kingship dynasty were re-installed in sections of Benin area during the thirteenth century.
"[1] The rightful heir and successor to Eweka I, Prince Idu established himself as the king of Ugu after he lost the throne in Benin City due to manipulation orchestrated by the Uzama.
[2] The foundation of the Kingdom of Ugu, with its capital at Umoghumwun has been traced to prince (sic) Idu, the eldest son of Oba Eweka I.
The Uzama conspired and requested Prince Idu 'to provide a cow with a bird's nest built upon its head for the purpose of their father's royal funeral ceremonies.'
'[4] After Uwakhuahen was crowned Oba, Prince Idu protested vigorously the attitude of the Benin elders towards him, and threatened to declare war.