Japan invaded Manchuria in 1931 following the Mukden Incident, where Japanese soldiers staged an explosion on a railway line and blamed Chinese forces as a pretext for military action. This invasion was driven by Japan's desire for resources and territory, as well as its expansionist ambitions in Asia. The occupation of Manchuria led to the establishment of the puppet state of Manchukuo, further escalating tensions in the region and setting the stage for future conflicts.
Japanese soldiers stage an explosion at their own railroad station and then blamed it on the Chinese.therefore it would look justified when they attacked and the league of notions couldn't condemn them
bomb Japan or invade it
Dropping of the atomic bombs on Hiroshima and Nagasaki.
earthquake
The Japanese surrendered 6 days after the bombing of Nagasaki
Japan has not tried to invade Russia. However, they did try to invade Mongolia which is bordered by Russia. The invasion was stopped by the Russian army.
answer: earthquake
Japan
The bombing at Pearl Harbor,Hawii
There was a big earthquake that caused a huge tsunami, and their nuclear generators are overheating, if they explode, japan will be gassed with nuclear waste.
1548
China