7.7 is the anniversary of the July 7th Incident (also known as the Lugouqiao Incident).1On July 7th, 937, the Japanese imperialists started with the Lugouqiao Incident and launched a full-scale war of aggression against China. On July 7th every year, an air defense alarm is tried to remind people not to forget the national humiliation, revitalize China and alert the world to be prepared for danger in times of peace.

1On July 7, 937, the Japanese imperialists started with the Marco Polo Bridge Incident and launched an all-out war of aggression against China. On the night of July 7th, a Japanese army unit, in the name of "military exercise" near Lugouqiao, picked a fight with the China garrison, and requested to enter Wanping County (now Lugouqiao Township) for a search on the pretext of missing a soldier.

Japan's unreasonable demands were rejected by China. While the negotiations were still going on, the Japanese army launched an attack on the China garrison in Lugouqiao area and shelled Wanping County. The 29th Army of China Garrison rose to resist. The Lugouqiao Incident (also known as the July 7th Incident) marked the beginning of the national war of resistance.

July 7th Incident:

The whole process of the July 7th Incident clearly shows that it is an inevitable development of Japan's mainland policy and a planned and prepared action, and it is the final and comprehensive implementation of Japan's long-term ambition of invading China. The July 7th Incident was the beginning of War of Resistance against Japanese Aggression. 1On July 7th, 987, China People's War of Resistance against Japanese Aggression Memorial Hall in Wanping Ancient City near Lugou Bridge was officially opened to the public.