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Brief: This article narrates the Battle of Fei River, a decisive clash between Former Qin and Eastern Jin. Overconfident Fu Jian ignored all warnings and invaded with a huge army. A feigned retreat turned into chaos; his forces collapsed, ending Qin’s unification dream. The Jin won but soon declined, leaving China divided.
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A series of three military campaigns launched by Huan Wen, a powerful general and de facto ruler of the Eastern Jin dynasty, between 354 and 369 CE, aimed at recovering the Central Plains from non-Han regimes that had occupied northern China after the collapse of Western Jin.