Zhu Gaoxu rebellion

The Zhu Gaoxu rebellion, also known as the Dingnan Incident (定難之變), was a rebellion by Zhu Gaoxu, the Prince of Han, second son of the Yongle Emperor against his nephew, the Xuande Emperor, grandson of the Yongle Emperor through his first son, the Hongxi Emperor. The rebellion ultimately failed.

Timeline

 * May 1425: Zhu Gaochi, the Hongxi Emperor, dies
 * June 1425: Zhu Gaoxu sets up ambush for the Xuande Emperor in Nanjing