1937年7月7日夜,在卢沟桥附近演习的日军借口一名士兵走失,要求进入宛平城搜查。中国守军拒绝后,日军发起进攻,炮击宛平城,这就是震惊中外的“七·七”事变,亦称“卢沟桥事变”,它是中日全面战争的起点,中华民族被推向战争的苦难深渊,从此走上争取祖国独立,争取民族解放的抗战 On the night of July 7, 1937, a Japanese soldier expeditionary exercise near Lugouqiao lost a warrant and asked to enter Wanping City for a search. After the Chinese defenders refused, the Japanese attacked and weighed Wanping City. This is a “July 7th” incident that shocked both China and foreign countries. It was also called the “Marco Polo Bridge Incident.” It was the starting point of the all-out Sino-Japanese war and the misery of the Chinese nation being pushed into wars. Since then, he has embarked on the war of resistance against the war for national independence and national liberation