Umma Khan raided Georgia, and arrived from there to Karabakh at the request of Ibrahim Khalil Khan in 1787 with an army according to Armenian historian Mirza Yusuf Nersesov. Then, Nutsal and Khan moved towards Nakhchivan and besieged it and captured it after a 17-day siege. Kalb-Ali Khan Kangarlu appealed to Mohammad Khan Qajar of Erivan for help, who in turn sent Kurdish auxiliaries composed of Zilans and Turkic Karapapaks. Sides met at Qarababa and Kalb-Ali was forced to flee from the scene. After some time, the troops of the "seven Azerbaijani khanates"According to Hayderbek al-Hinzuqi, they were Erivan, Khoy, Maragha, Karadakh, Urmia and other khanates. and soldiers from other places suddenly attacked the Avars. The allied army was defeated and put to flight. The Avars began to pursue them, and as a result, the khanates lost over 500 people. Later Umma Khan, together with the Karabakh army, approached the borders of Karadagh, overtook and devastated this region. According to Genichutlinsky, "in every village, in every city where the troops of Umma Khan broke into, there was always death and destruction."
