Khan Kapagan             

        When Ilteris died, he had two sons, one was 8 year-old (Bilge) and the other 7 year-old (Kül Tegin). His brother Kapagan (Kapgan) became the khan (692-716). Kapagan, mentioned as Mo-ç'o (Bekçor in Turkish) in the Chinese sources, was one of the biggest conquerors in the Turkish history. Tonyukuk had the duty of councilor of the state, his brother, his nephews and his sons slowly were being the nobles of the Gok-Turks' Kingdom. Khan Kapagan had the plans suitable to great and future point of view statesman; the principles can be summarized in such manner: