r. Once we turn our backs and end things, there will be only one opportunity, with no room for regret. Therefore, we must ensure that in the worst-case scenario, using military power, we secure imperi...eople on the grassland were also accustomed to the rule of the Yelü royal family.Fundamentally, the Liao state was still ruled by a dozen or so powerful tribes at its head, governing both the Liao sta...