Burzug Khan, the only surviving son of Jahangir Khoja, left Tashkent with 6 men, was joined by Yakub Beg, left Kokand with 68 men, crossed the frontier in January 1865, gained more supporters was soon installed on the throne of his ancestors. Sadic Beg revolted, was defeated by Yakub Beg and driven beyond the mountains. Yakub went southeast to Yarkand, the largest town in the region, and was driven out by an army from Kucha.