Хронология Home Course of events Middle Ages State of Oghuz State of Oghuz Kimek Khanate Oguza send away the foothills and Choo's valley Oghuz seized lower reaches of Syr-Darya and the steppe of Priaralye In the union with Khazars, oghuz inflicted defeat to pechenegs and seized Entre Rios of the Urals and Volga. In the union with Kievan Rus' oghuz crushed the Hazaria khaganate. Between oghuz and the Kiev prince Vladimir the military alliance against the Bulgar was concluded. Oghuz took Khoresm.