Oyo Empire 17th century, Oyo began a long stretch of growth, becoming a major empire. Oyo never encompassed all Yoruba-speaking people, but it was the most populous kingdom in Yoruba history. The key to Yoruba rebuilding of Oyo was a stronger military and a more centralized government. Taking a cue from their Nupe enemies (whom they called "Tapa"), the Yoruba rearmed with armor and cavalry. Oba Ofinran, Alaafin of Oyo, succeeded in regaining Oyo's original territory from the Nupe. A new capital, Oyo-Igboho, was constructed, and the original became known as Old Oyo. The next oba, Eguguojo, conquered nearly all of Yorubaland.
History of the Yoruba people intercity warfare amongst the Yoruba themselves. Archaeological evidence of the greatness of their ancient civilization in the form of, amongst other things, impressive architectural achievements like Sungbo's Eredo that are centuries old, nevertheless abound. Many Yoruba people organize themselves into villages, kingdoms, and towns. Major cities include the Ile-Ife, Oya, Lagos, Ibadan, Akure, and many other towns and cities. Some towns and cities of Yoruba people are their own civilization because people can share many of the same similarities. These cities are Warri, Benin city, Okene, and Auchi. Since the Yoruba religion started in Ile-Ife, the Yoruba diaspora has two