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.
Army of the Ethiopian Empire region. A recent convert to Judaism, he had become a client of the Sassanian Persians, avowed enemies of the Western Roman Empire. appealed for the Ethiopian Emperor. Ethiopian Imperial Army existed in one form or another since the founding of the Ethiopian Empire in the 13th century. During the First Italo–Ethiopian War, the Army of the Ethiopian Empire was able to defeat the army of the Kingdom of Italy at the battle of Adwa. During the Second Italo-Ethiopian War, the Army of the Ethiopian Empire consisted of the Imperial Bodyguard, a central army, and several armies of provincial forces. The