Wuyue, as he was displeased at Qian's arrogant wording while writing him. In 929, there was an incident where Emperor Mingzong sent his attendants Wu Zhaoyu () and Han Mei () as emissaries to Wuyue. Han, who had an enmity with Wu, reported, upon return from Wuyue, that Wu not only bowed to Qian and referred to himself as Qian's subject, but also revealed secrets to Qian. An recommended that Wu be ordered to commit suicide, and subsequently ordered Qian to retire with the title of Taishi (), stripping him of all other titles, while putting all Wuyue emissaries under arrest. Qian had his sons submit petitions proclaiming his innocence, but An (and Emperor Mingzong) ignored them. An, around the same time, was continuing to prepare for the possibility of confrontation with Meng and Dong, by carving out territories from their circuits—with Li Renju () serving as the military governor of Baoning Circuit (保寧, headquartered in modern Nanchong, Sichuan), Xia Luqi () serving as the military governor of Wuxin Circuit (武信, headquartered in modern Suining, Sichuan), and An's brother-in-law Wu Qianyu () serving as the prefect of Mian Prefecture (綿州, in modern Mianyang), each reinforced with soldiers from the imperial army. This, in turn, led to fears from both Meng and Dong that the imperial government would soon be acting against them. Despite their prior rivalry, Meng and Dong entered into an alliance and prepared to jointly fight the Later Tang imperial government. During the Changxing era (930–931) Meanwhile, An Chonghui continuously accused Li Congke, who was then the military governor of Huguo Circuit (護國, headquartered in modern Yuncheng, Shanxi), but Emperor Mingzong took no heed. In 930, An instructed Li Congke's officer Yang Yanwen () to expel Li Congke, and Yang did so when Li Congke happened to be out of the city (Huguo's capital Hezhong Municipality () on a hunt, by closing the city gates and refusing to let Li Congke reenter. When Li Congke questioned why Yang was doing what he was doing, Yang responded, "It is not that I, Yang Yanwen, turns back on your graciousness, but I received an instruction from the Office of the Chief of Staff, asking you, Lord, to report to the imperial government." When Li Congke reported this to Emperor Mingzong, Emperor Mingzong summoned him to Luoyang, where the emperor was at the time. An disclaimed any involvement and advocated sending