The ignominious failure of the usurper Wang Mang to found a dynasty was too recent to encourage any one to take upon himself the heavy charge of administering the whole of the Han empire, and so the state was split up into three principalities, and the period is known from this fact as the Sankoue. One prince, a member of the late ruling family, held possession of Szchuen, which was called the principality of Chow. The southern provinces were governed by a general named Sunkiuen, and called Ou.