Federal government but i am not sure completely
Reshaped their environments to develop complex agricultural and urban centers.
Well, we discovered that we needed to upgrade security so that potential criminals weren't coming into our country, and so potentially harmful substances weren't being brought onto our planes. That meant literally anything that could become a bomb, start a fire, stab someone etc. As for Pearl Harbour, I think that had more of an affect on how we thought our military and defence system was working.
Yes, as it shows that they are not beholden to any person or group of people
Answer: Nationalism, Imperialism, and Militarism were the three forces at work that helped set the stage for war.
Explanation:
hope that helps