Answer:
The building up of weapons and military as a show of force
Explanation:
promising to defend other countries in need is an example of alliance
extreme love of one's country (and when you think all the other countries suck) is an example of nationalism
building up an empire and expanding wealth is an example of imperialism
these were all the reasons World War One started by the way.
Answer:
The kings time rulibg consisted of the king ignoring America and their prosperity
Japanese Americans were put into concentration camps even if they were born in the USA due to suspicions of being spies and they were not treated very well.
On the East coast of America.