 In August 1690, the Kangxi Emperor granted Fuquan the title of "Generalissimo Who Pacifies Distant Lands" (撫遠大將軍) and sent him to lead a campaign against Galdan Boshugtu Khan, leader of the Dzungar Khanate.Assisted by the Kangxi Emperor's eldest son Yinzhi, Fuquan took his army north through the Gubeikou pass while his brother Changning led his troops through another pass, planning to converge on Galdan's position.Fuquan met and attacked Galdan at Ulan Butung (350 kilometers north of Beijing) on September 3, 1690.