League of Nations
They kept attacking because they wanted to conquer multiple areas in China.
because Japan was attacking China an American friend and trading partner.
Japan
The nature of the weapons used and the intensity of the counter attacks is different to the response when you compare with the listed countries.
Japan did the attacking.
Japan was the totalitarian nation that invaded Manchuria. This attack occurred in 1931 because Japan was trying to gain control over China for the entire province.
Shinano Province is an old province of Japan that is now present day Nagano Prefecture.
Japan is east side of China.
Countries that belong to the United Nations Organization.
China could not fight Japan.
Starting in1931 japan invaded the North Eastern part of China including Manchuria and bordered by the USSR.
japan and America