Japan needed the raw materials on the Chinese main land; iron ore, copper, oil, lumber, etc.
bombing of Pearl Harbor
why has the world changed its attitude toward china....
Trade embargoes.
Germany's aggression toward Poland
Trade embargoes.
Germany's aggression toward Poland
Emperor Hirohito.
World War.
To "protect" Pacific from non-asian people. Actually, they wanted to rule all those islands. Moreover, they wanted to conquer China.
In the period before World War 1, the US policy towards China was called The Open Door Policy.
yes
Japan had an Emporer.