When did the July 7th Incident happen?

1On the night of July 7th, 937, when the Japanese army was exercising near Lugou Bridge in the southwest of Beiping, they asked to enter Wanping County for a search on the pretext that a soldier was "missing", but 29 army, the defender of China, refused. The Japanese army then shot at the defenders of China and shelled the ancient city of Wanping. The 29th Army rose up against Japan. This is the July 7th Incident that shocked China and foreign countries, also known as the Lugouqiao Incident. The July 7th Incident was the beginning of Japanese imperialism's full-scale war of aggression against China and the starting point of the Chinese nation's full-scale war of resistance. 1931September 18 On the night, under the arrangement of the Japanese Kwantung Army, the railway "garrison" blew up the South Manchuria railway track built by Japan near Shenyang Liutiao Lake and planted it on the Japanese army. The Japanese army used this as an excuse to shell Shenyang Beidaying on the grounds of "September 18th Incident". The next day, the Japanese army invaded Shenyang and successively invaded the three northeastern provinces. 1February 932, the whole northeast fell. From then on, the Japanese established the puppet regime of Manchukuo in the northeast of China, and began to enslave and colonize the northeast people for 14 years. Thanks for adoption