Хронология Home Course of events Middle Ages Mongolian era Mongolian era. sheet 2 Defeat of Kerey ulus by Mongols 1203 y. Board of Habul hana in Hamag Mongol Ulus (The state of all Mongols) Creation of the state educations – uluses of naimans and kireits in the territory of Kazakhstan Great kurultai. Temuchzhin's repeated declaration by Chingiz khan.