Japan was upset and felt slighted at the Allies while all were working on the Treaty of Versailles. They were not asked their input and that really upset them. Enough to put them on the opposite side during WW2. WW2 might have been shorter and Pearl Harbor might not have happened if the Allies had just paid attention to them. Japan had a great deal riding on "lost of face".
Were they
japan
In world war 1,germany started the war,but in world war 2,japan started it and usa ended the war
japan and Italy
World War 2
Japan had conflicts with China and Russia before World War one.
See website: Japan
Japan. It was not called World War 1 at the time. It was called The Great War. After World War 1, he went on a World Tour promoting peace. It was the first time a Japanese Emperor had ever left Japan.
because in ww2 Japan joined the axis
Japan
it was the russo japan war something like that but Im not sure
You got the war wrong..... IT was world war 2