1937年7月7日,日本侵略者制造了芦沟桥事变,发动了全面侵华战争。在国难当头、国家欲亡,中日两国的民族矛盾成为主要矛盾的情况下国共两党不记前嫌重新合作,共同担起了民族解放斗争的伟大重任。统治山西三十多年的阎锡山,也迫于全国 On July 7, 1937, the Japanese invaders created the Lugouqiao Incident and launched an all-out war on China. In the wake of the national crisis, the state desires to be perished and the ethnic conflicts between China and Japan become the main contradictions, both the KMT and the CPC reckoned beforehand to re-cooperate and took on the great task of national liberation struggle. Yan Xishan, who ruled Shanxi for more than three decades, was also forced to go all over the country