This article is devoted to Isatai Taimanov’s insurrection in Bukeyev horde. Policy of Dzhangir Khan was “fertile ground” for the emergence of discontent and unrest among the people. All layers of society were somehow involved in the conflict. Varying was it the role taken by the serving groups. Move closer to the broad masses of tulengits not able to effectively carry out their service functions . Actions of Karaulhodzha Babadjanov had not any success. In the autumn of 1837 the rebels initially were leading the negotiations with the khan moved to take decisive action, and then the siege of khan's headquarters. Nogay-kazakhs in these conditions, together with the Cossack units contributed to the protection and restoration of the Khan's power. Thanks to what could gain new privileges. Subsequently, in the changed circumstances, both groups were formed in the capacity of sub-ethnic units within the western part of the Kazakh people.
