From that base he soon began a long series of saber-rattling negotiations with the capitals of the Roman Empire at Constantinople in the East and Ravenna in the West.

• 从此起步，他很快开始了长期的战争叫嚣，与东罗马帝国首都君士坦丁堡和西罗马帝国首都拉汶纳进行谈判。