Ibadan was the emerging new Yoruba power house after the fall of the Oyo empire, blessed with the support of the Alaafin Ibadan called for a conference of the Oyo town for the aim of restoring peace and unity amidst the Yoruba Race.
They were able to reach a consensus that war will not be used to settle dispute in Yoruba land rather tribute should be payed to the Alaafin and also a peace treaty was proposed toward a friendship alliance with the Egba’s and the Ijebu’s.
The Ibadan haven liberated Ekiti from the Ilorin’s had gain full control over the Ekiti and receive tribute from them and other communities that seek Ibadan Protection. However, Ibadan pays nominal tribute to the Alaafin and encourage others to do so.
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http://eandelmagazine.com/2020/08/21/the-yoruba-civil-war-part-1-ibadan-and-oyo-vs-aare-kurunmi-and-egba-and-ijebu/