<P> Nearly 36 known Ogiso are accounted for as rulers of this initial incarnation of the state . According to Edo oral tradition, during the reign of the last Ogiso, his son and heir apparent, Ekaladerhan, was sentenced to death because one of the Queens deliberately changed an oracle message to the Ogiso . In carrying out the order of the palace, the palace messengers set him free recognizing his innocence . </P> <P> On the death of the last Ogiso, a group of Benin Chiefs led by Chief Oliha mounted a search for their banished Prince Ekaladerhan who the Ife people will now call Oduduwa to Ile - Ife, pleaded for Oduduwa return (The Ooni) but were granted one of his sons as King in Igodomigodo (later known as Benin City). </P> <P> Centuries later, in 1440, Oba Ewuare, also known as Ewuare the Great, came to power and expanded the borders of the former city - state . It was only at this time that the administrative centre of the kingdom began to be referred to as Ubinu after the Yoruba word and corrupted to Bini by the Itsekhiri, Edo, and Urhobo living together in the royal administrative centre of the kingdom . The Portuguese who arrived in an expedition led by Joao Afonso de Aveiro in 1485 would refer to it as Benin and the centre would become known as Benin City . </P> <P> The Kingdom of Benin, eventually gained political strength and ascendancy over much of what is now mid-western Nigeria . Nowadays, scientists have discovered that the Edo people did have a writing system, their art work which had let the scientists discover their true history . Including the armor, magnificent drawing skills . </P>

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