History records it that Obatala was the ruler of the indigenous peoples of southwestern Nigeria when they were conquered by Oduduwa. The exact date of the encounter remains problematic, owing largely to the nature of the source of information, oral tradition. At one level of interpretation, therefore, Obatala myths represent the struggle for the domination of the autochthonous groups, but there is another dimension. Although Oduduwa's image and achievements came to overshadow and dwarf Obatala's role in history, the latter has persisted as a deity, appropriated into the Yoruba pantheon as a symbol of peace:
It is essentially difficult to describe a Yoruba religious festival. It is not what happens that really matters, nor indeed is it important what is done. What does matter is the intense spiritual experience that can be shared even by strangers. During these events sacrifices, prayers, drumming, singing, dancing all combine to create an atmosphere, an emotional situation which allows the worshippers to come near the god ….
The second day of the [Obatala] festival has a feature not unlike a Passion Play. There is no spoken dialogue but singing accompanies the performance and the entire action is danced. The story is of a fight between the Ajagemo [who is the personification of Obatala] and another priest bearing the title of Olunwi. Ajagemo is taken prisoner by Olunwi and carried off from the palace. The Oba [king], however, intervenes for his release. He pays ransom to Olunwi, and Ajagemo is liberated and allowed to return to the palace. The return gradually attains the qualities of a triumphal procession.