 For the next several years, Liang continued to make minor gains on the borders with Northern Wei.In 528, after a coup in Northern Wei, with the warlord Erzhu Rong overthrowing Empress Dowager Hu, a number of Northern Wei officials, including Yuan Yue, Yuan Yu, and Yuan Hao fled and surrendered territories they controlled to Liang.In winter 528, Emperor Wu created Yuan Hao the Prince of Wei—intending to have him lay claim to the Northern Wei throne and, if successful, become a Liang vassal.