Because he wanted France to lose its war against Austria and have his power restored.
Answer: The militaristic culture of Japan in the 1930's meant an aggressive foreign policy aimed at establishing Japanese hegemony in the Far East and Pacific. However the Japanese also needed access to raw materials, particularly oil and rubber to sustain a war economy.
England, between the Tudors
All of Korea would have been communist and much of what you see today with North Korea would probably have been the state of all Korea had the North won.
It also would have spread communism to a much farther degree and the U.S. would not have South Korea as an ally.