On the evening of June 5438+February 1 1, Zhang Xueliang and Yang Hucheng summoned the senior generals of the Northeast Army and the 17th Route Army respectively and announced that they would instruct the soldiers the next morning. 12 12 at 5 o'clock in the morning, Zhang Xueliang and Yang Hucheng launched a protest, and the Northeast Army went to Linqong Huaqingchi to arrest Chiang Kai-shek. Chiang Kai-shek jumped out of the bedroom window and hurt his back. He hid behind a big stone and was found alive. The 17th Route Army also detained Chen Cheng, Chiang Kai-shek, Chen, Zhu Shaoliang and other Kuomintang military and political dignitaries Shao Yuanchong in Xi. The Xi incident broke out.