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.
Yoruba people Atlantic world domains, the Yorubas were known by the designations: "Nagos/Anago", "Terranova", "Lucumi" and "Aku", or by the names of their various clans. The Yoruba left an important presence in Cuba and Brazil, particularly in Havana and Bahia. According to a 19th-century report, "the Yoruba are, still today, the most numerous and influential in this state of Bahia. The most numerous are those from Oyo, capital of the Yoruba kingdom". Others included Ijexa (Ijesha), Lucumi Ota (Aworis), Ketus, Ekitis, Jebus (Ijebu), Egba, Lucumi Ecumacho (Ogbomosho), and Anagos. In the documents dating from 1816 to 1850, Yorubas constituted 69.1% of all