1936年12月25日深夜,张学思突然被释放了。他是张学良的四弟、南京中央军校第10期学生,在其兄长发动西安事变当天,被军校从安徽宣城毕业演习现场押回并软禁。张学思从看守口中得知,事变已经告一段落,张学良亲自护送蒋介石返回南京。一千公里外的西安,事变的 Late on December 25, 1936, Zhang Xuesi was suddenly released. He was the fourth brother of Zhang Xueliang. The 10th Nanjing Normal University student, on the day his brother took charge of the Xi’an Incident, was escorted by the military academy from the graduation exercise in Xuancheng, Anhui Province, and was placed under house arrest. Zhang Xuesi learned from the guard, the incident has come to an end, Zhang Xueliang personally escorted Chiang Kai-shek returned to Nanjing. Xi’an a thousand kilometers away, the incident