Became a neutral country.
America's population at the beginning of world war 1 was considered mobilization. After World War One fifth of the world's population was infected.
japan
September 1, 1939 was the official beginning of World War 2.
In world war 1,germany started the war,but in world war 2,japan started it and usa ended the war
Because they did not have WWII
The assassination of Archduke Franz Ferdinand of Austria-Hungary in 1914 sparked the beginning of World War 1.
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.
There were many countries that were controlled by Great Britain at the beginning of World War 1.