West Africa a priest-king called as an Eze Nri. The Eze Nri managed trade and diplomacy on behalf of the Nri people and possessed divine authority in religious matters. The Oyo Empire was a Yoruba empire of what is today Western and North central Nigeria. Established in the 15th century, the Oyo Empire grew to become one of the largest West African states. It rose through the outstanding organizational skills of the Yoruba, wealth gained from trade and its powerful cavalry. The Oyo Empire was the most politically important state in the region from the mid-17th to the late 18th century, holding
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