Cause & Context
After Ming Taizu's death, Emperor Jianwen ascended and pushed iron-blooded vassal-reduction policy, forcing several royal clan princes to death in short order. This directly pushed the heavily armed Prince Yan to the dead end.
Epochal Overview
raised troops at Beiping under the high-held Jingnan banner of cleansing the emperor's flank, and waged a four-year tug-of-war with court forces. He finally avoided strong points and struck weakness, suddenly assaulting and capturing Nanjing, and Emperor Jianwen disappeared in the palace fire.
Civilizational Impact
This bloody campaign transferred power to the Yongle branch, after which Chengzu moved the capital to Beijing, successfully shifting the empire's defense center of gravity north. It established the long-term political defense pattern of Ming.
Key Figures
Emperor Chengzu was a great prince of formidable valor, leading from the front, and of supremely patient strategic wisdom, who later opened the Yongle prosperity. Emperor Jianwen was weak and suspicious, trusted bookish scholars, and brought failure.