 A hundred years later a major conventional war would commence during the Conquest of Abyssinia pitching the Kingdom of Adal allied by the Ottoman Empire against the Solomonic Dynasty supported by the Portuguese Empire.The conflict is the earliest example of cannon and matchlock warfare on the continent.The early modern period saw the rise and fall of the Gobroon Dynasty, a southern military power that successfully subdued the Bardera militant's and forced the Omanis to pay tribute.