[Why] Wang Mang's Xin reforms unleashed national warfare and regional fragmentation. The Han descendant Liu Xiu resolved to take up arms and rebuild the Han state by reorganizing the political forces. [What] Liu Xiu won the Battle of Kunyang against overwhelming odds and crushed Wang Mang's main force. Using Hebei as his base, he pacified rival lords and formally founded the Eastern Han, freeing slaves, lowering taxes, and promoting simple governance. [Who] Emperor Guangwu Liu Xiu was a learned and gentlemanly founding ruler skilled in war and generous to his founding companions. The Twenty-Eight Generals of Yuntai such as Ma Yuan and Deng Yu were the civil-and-military mainstay of the state. [How] The Guangwu Restoration realized a self-correction of the Han house and a swift recovery of social production under a unified order. The Eastern Han continued the splendor of the Han civilization for nearly two more centuries.
Why
The historic event of Restoration of Guangwu represents a key developmental peak of the Huaxia dynastic system. Dynastic self-correction and social recovery after catastrophic collapse. By establishing this moral or administrative benchmark, it continues to shape the structural and philosophical fabric of ancient Chinese statecraft.