Oyo Empire culture in Oyo where victory was obligatory and defeat carried the duty of committing suicide. This do-or-die policy no doubt contributed to the military aggressiveness of Oyo's generals. The Oyo Empire was the only Yoruba state to adopt cavalry; it did so because most of its territory was in the northern savannah. The origin of the cavalry is disputed; however, the Nupe, Borgu and Hausa in neighboring territories also used cavalry and may have had the same historical source. Oyo was able to purchase horses from the north and maintain them in metropolitan Oyo because of partial freedom from the
Yoruba tribal marks unique to the indigenes of Oyo, Nigeria. The Abaja style of Yoruba tribal mark was inscribed on the cheeks of Lamidi Adeyemi III, the Alaafin of Oyo. The use of tribal marks as a means of identification and beautification among the Yoruba tribe is no longer a norm and some Yoruba states have enacted certain laws that prohibit the use of the marks. Violators of the law are liable to fines or imprisonment (or both). In Oyo State, for example, the prohibition of tribal marks is an integral part of the state Child Rights Law, a law that imposes a