1931年9月18日晚,盘踞在中国东北的日本关东军按照精心策划的阴谋,由铁道“守备队”炸毁沈阳柳条湖附近的南满铁路路轨,并嫁祸于中国军队。这就是所谓的“柳条湖事件”。日军以此为借口,突然向驻守在沈阳北大营的中国军队发动进攻。由于东北军执行“不抵抗政策”,当晚日军便攻 On the evening of September 18, 1931, the Japanese Kwantung Army entrenched in northeastern China bombed the Nanman Railroad near Shenyang’s Lake Wicker and burned the Chinese army in accordance with a carefully planned conspiracy by railroad “guards”. This is the so-called “Wicker Lake incident.” Using this as an excuse, the Japanese army suddenly launched an attack on the Chinese army stationed in Shenyang Beidaiying. As the Northeast Army to implement “no resistance policy”, the Japanese army will attack the night