It was the September 18th Incident, and Song (1885 65438+1October 30th-1April 5th, 940) was born in Laoling County, Shandong Province. On the third day after the September 18th Incident broke out, Song led all the officers and men of the May 29th Army to send a message of "Anti-Japanese Electricity" to the whole country, saying: "People belong to the military, and their responsibility lies in defending the country. I would like to lead my men to stand by and watch. I would rather die like a ghost than be a conquered people, struggle and sacrifice, and swear to avenge the national humiliation.