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From September 202 to April 204 CE, the power struggle between Yuan Tan and Yuan Shang – sons of the late warlord Yuan Shao – unfolded as a tragic drama of mistrust, betrayal, and self-destruction.
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Among the many factors that doomed Yuan Shao after his defeat at the Battle of Guandu (200 CE), none proved more destructive than his attempt to replace his eldest son, Yuan Tan, with his younger favorite, Yuan Shang, as heir.
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In October 200 CE, following his catastrophic defeat at the Battle of Guandu, Yuan Shao fled north with only 800 cavalrymen. He crossed the Yellow River in disarray and regrouped at Liyang, attempting to rally his scattered forces. While Yuan Shao managed to escape, his chief strategist Jü Shou was not so fortunate.