For the 3 take always you can say something like how many people died something important they said in the CNN. For the summary just search up something in google like 9/11 and then just read it and summarize it or you can just watch the CNN
Answer: It allowed the United States to strongly influence foreign governments without treaties or military intervention.
Explanation: Diplomacy is essentially forming international relations, so doing such may be seen as imperialist as a nation may do this to grow their power and influence