1944年夏秋,日本帝国主义在中国大陆战场上发动了湘桂战役,妄图打通从华中到中南半岛的铁路交通线。国民党军队无法抵抗敌人的强大攻势,溃不成军。五个月来,敌军自长沙打到广西宜山,占领了湘桂铁路沿线的大片国土,并直逼贵州南部,陷都匀,薄独山,使国民党统治的西南 In the summer of 1944, the Japanese imperialists launched the battle of Hunan and Guangxi on the battlefield of the Chinese mainland in an attempt to open up the railroad traffic line from central China to Indochina Peninsula. Kuomintang troops can not resist the enemy's powerful offensive, defeating the army. In the past five months, the enemy troops hit Changsha from Yishan, Guangxi Province, occupying a large area of ​​land along the Xiang-Gui Railway and nearly equal the southern part of Guizhou,