The Japanese army used this as an excuse to shell Shenyang Beidaying, which is known in history as the "September 18th Incident". It marked the beginning of the world anti-fascist war, and also opened the prelude to the eastern battlefield of the Second World War.
After the September 18th Incident broke out, the contradiction between Japan and China further intensified, and the position of the Japanese headquarters as the main battle in Japan rose, which led Japan to embark on the road of full-scale aggression against China.
Within a few years after this incident broke out, all three northeastern provinces were occupied by the Japanese Kwantung Army.
Extended data:
The historical influence of the September 18th Incident;
The September 18th Incident promptly sounded the alarm to the people of the whole country, "The Chinese nation has reached the most dangerous time!" More and more become China children's knowledge. In the process of deepening the sense of national crisis, the sense of national responsibility has also been rapidly improved and put into practice; Many patriotic intellectuals actively expressed their political views and opinions and called on the people of the whole country to "thoroughly understand the truth of the national tragedy!"
"Everyone should be regarded as having close pain with himself, and unite to carry out active struggle and struggle with the spirit of death." The general public and people from all walks of life actively participated in the anti-Japanese national salvation movement in various forms.
The two parties were the two major political parties in China at that time. After the September 18th Incident, with the unprecedented awakening of the Chinese nation, national unity has been increasingly strengthened.
The sense of national mission of both sides has rapidly increased, which has effectively promoted the re-cooperation between the two sides. From the northeast to the northwest, and finally to the whole of China, we finally created a new situation of unity against aggression and Japanese imperialism, and achieved great national unity.
Baidu Encyclopedia-September 18th Incident