战争背景1941年底太平洋战争爆发,日本人从东南亚向中国发起进攻。3月8日,仰光沦陷,驻守缅甸的英国军队和中国远征军全线溃败,1942年5月,日本军队从缅甸入侵中国,5月10日,日本号称“龙兵团”的第56师团292人进入腾冲,腾冲沦陷。日军占领腾冲等滇西地区后,企图进一步进犯保山、大理、昆明 The War Background The Pacific War broke out in late 1941 and the Japanese attacked China from Southeast Asia. March 8, the fall of Yangon, the British army stationed in Burma and the Chinese expeditionary forces defeat across the board, in May 1942, Japanese troops invaded China from Myanmar, May 10, Japan known as the “Dragon Corps” 56th Division 292 people into Tengchong Tengchong fall. After the Japanese occupied Tengchong and other western Yunnan areas, they attempted to further infiltrate Baoshan, Dali and Kunming