On this day, 97 years ago, on April 16, 1928 (February 26, the 1928 lunar calendar), Japan sent troops to Shandong again. On April 16, the Japanese army that occupied the suburbs of Jinan, Sakai, the Japanese military attaché stationed in Jinan, sent a secret message to the Japanese chief of staff saying: "The situation of the North Army is becoming increasingly unfavorable.""I believe that the time is ripe for the empire to decide to send troops." On the 17th, the Japanese government made the decision to send troops to Shandong, China. On the 19th, the Japanese Chief of Staff Shoroku Suzuki issued the No. 1 order to dispatch the 6th Division and the "Temporary Jinan Dispatching Team" to the Commander of the Guards Division, Hikari Fukuda, the Commander of the 6th Division, and Lieutenant General Kametaro Nisui, the Commander of the China Army stationed in Dunton. He also sent troops to the Commander of the 6th Division and the China Army stationed in Dunton,"in order to maintain the prestige of the country and the national army,""force may be used." On April 20, the Japanese government issued a statement announcing that it would send troops to Shandong to protect local Japanese overseas Chinese. The Beijing government and the Nanjing government protested to Japan on April 20 and 21 respectively, demanding that Japan withdraw its troops and stop interfering in China's internal affairs. On April 21, three squadrons of the Japanese army stationed in Tianjin carried out military occupation of the Jinan commercial port area. On the 25th, the first batch of troops of the Japanese Sixth Division forcibly landed in Qingdao. On the 26th, Saito, the commander of the 11th Brigade of the division, led an advance team to Jinan. After that, the rest of the Japanese Sixth Division successively landed in Qingdao. On the 29th, the 6th Division Commander Hikosuke Fukuda led the main force of the division to Jinan quickly. After the Japanese army arrived in Jinan, they were stationed at the Japanese Embassy on Sanda Avenue, Jinan Hospital on Wuda Avenue, Japan Ordinary Higher Primary School on Wuda Avenue, and Jinan Daily on Erda Avenue.