Answer:
North Korea is an enigma as well as a "hermit kingdom because they keep their technology and secrets to themselves. North Korea has a "communist" government although a large portion of the country is suffering from extreme poverty and they have what's called a Juche Ideology. Juche isolates the country and strengthens the rich.
Explanation:
Japan was the last of the Axis powers.
Japan was not going to surrender anytime soon.
Sending American troops to mainland Japan would cost lifes and a lot of money.
America still hates and fears Japan for the attack on Pearl Harbor.
Rahm Emanuel, the current mayor, is going to be up for reelection this February 24th.