Answer:
Harsh discipline from management, low pay, and lack of job security.
Russia was not invincible as it had appeared during the Napoleonic wars. shattered concerts of Europe instability
Japanese were ready to surrender.
Admiral Leahy believed the Japanese were weakening and ready to surrender. The atomic bomb would be overkill and he believed it wouldn't work. He was also concerned that if it worked then the US has revealed new technology that would eventually be used against us.
The Consitution is used to bring law and order to the US. It is the basis of our government, our foundation. It is what helps the US abide by the laws created by our founders, and not go against the citizen's natural freedoms. It is important to the US because it gives the people our rights, freedoms, order, and law. We need the Constitution to run the country fairly and give all people equal representation. The government is a balance of law and organic freedoms to citizens.
I hope this helps!
~cupcake