Oyo Empire spilling of blood. The leader of the Ogboni, the Oluwo, had the unqualified right of direct access to the Alaafin of Oyo on any matter. There was a high degree of professionalism in the army of the Oyo Empire. Its military success was due in large part to its cavalry as well as the leadership and courage of Oyo officers and warriors. Because its main geographic focus was north of the forest, Oyo enjoyed easier farming and thus a steady growth in population. This contributed to Oyo's ability to consistently field a large force. There was also an entrenched military
Islam in Nigeria built in Ọyọ-Ile in AD 1550 although, there were no Yoruba Muslims, the Mosque only served the spiritual needs of foreign Muslims living in Ọyọ. Progressively, Islam came to Yoruba land, and Muslims started building Mosques: Iwo town led, its first Mosque built in 1655 followed by Iṣẹyin, in 1760; Lagos, 1774; Ṣaki, 1790; and Oṣogbo, 1889. In time, Islam spread to other towns like Oyo (the first Oyo convert was Solagberu), Ibadan, Abẹokuta, Ijẹbu-Ode, Ikirun, and Ẹdẹ before the 18th century Sokoto jihad. Several factors contributed to the rise of Islam in Yoruba land by mid 19th century. Before