Pearl Harbor Address to the Nation: Questions

When did the U.S. set up military installations on Oahu, and why?
Why did the United States have such an isolationist perspective about goings-on in the world, and why did it change (beyond the attack on Pearl Harbor)?
Describe Hawaii's path from U.S. Territory before WWII to U.S. State in 1959. Do you think the attack on Pearl Harbor and the war going on around it influenced Hawaii's impending statehood? Why or why not?
How have Japan's political, economic, and social systems changed since the end of World War II?
What is the current status of the relationship between the United States and Japan? How do you see the future of this relationship? Why?
In your opinion, what are the three biggest changes to the world order brought about by World War II? Why?
How has warfare in general changed since World War II? What are your thoughts on these changes?
Was the United States justified in its use of atomic bombs against the Japanese? Why or why not?