1937年“卢沟桥事件”爆发,日军在占领北平后,进而向当时的河北房山地区进发,以实现其吞并华北的野心。房山作为北京城的西南大门,1937年其大片土地被日军占领,成为沦陷区,日军对占领区人民开展奴化教育运动,抢掠煤炭等矿产资源。关于日军在燕山地区留下的战争遗迹,随着时间的流逝, In 1937, the “Marco Polo Bridge Incident” broke out. After the Japanese occupation of Peiping, the Japanese proceeded to the Fangshan area in Hebei at the time to realize its ambition to annex North China. As the southwestern gate of Beijing, Fangshan was dominated by Japanese troops in 1937 and occupied the enemy-occupied area. The Japanese army carried out the enslavement education campaign against the people in the occupied territories and looted coal and other mineral resources. As for the war sites left by the Japanese troops in the Yanshan area, with the passage of time,