我国上海、南京、武汉等大城市相继被日本侵略军占领。文化界知名人士阳翰笙、夏衍、曹禺、金山、赵丹、白杨、魏鹤龄、郑君里、张瑞芳、王为一、朱今明等，为开展抗日宣传活动云集重庆。 １９３９年５月，日本侵华飞机疯狂扑向重庆，山城弹片横飞，房屋倒塌，街衢变成火海、血 China’s Shanghai, Nanjing, Wuhan and other big cities have been occupied by the Japanese invaders. Cultural pop stars Yang Hsien-sheng, Xia Yan, Cao Yu, Jinshan, Zhao Dan, Bai Yang, Wei Heling, Zheng Junli, Zhang Ruifang, Wang Weiyi and Zhu Jinming gathered in Chongqing for anti-Japanese propaganda activities. In May 1939, the plane of Japanese aggressors invaded China frantically toward Chongqing. The mountain shrapnel shrank and the houses collapsed. The streets became fire sea and blood