History of Africa usually governed by an "oba" and an "iwarefa", a council of chiefs who advised the "oba." by the 18th century, the Yoruba city-states formed a loose confederation, with the "Oni" of Ife as the head and Ife as the capital. As time went on, the individual city-states became more powerful with their "obas" assuming more powerful spiritual positions and diluting the authority of the "Oni" of Ife. Rivalry became intense among the city-states. The Oyo Empire rose in the 16th century. The Oyo state had been conquered in 1550 by the kingdom of Nupe, which was in possession of cavalry,
The News Journal (Nigeria) hosted by the Ibadan office of Alliance Francaise. It also supported the Association of Communication and Language Arts Students (ACLAS) of the University of Ibadan in its 2013 Student Week. The News Journal has also earmarked NGN 100,000 in newspaper grants to the Department of Communication and Language Arts of the University of Ibadan, and continues to support the student Press Club. The News Journal (Nigeria) The News Journal is a community development newspaper serving the area that used to be known as Western State, Nigeria now comprising the main Yoruba states of Lagos, Ogun, Ondo, Osun, Oyo and Ekiti.