The "Age of Imperialism" was the height of American expansion overseas, but not everyone agreed with the imperialistic policies of the United States. American imperialism is a term that refers to the political, economic, and social influence of the United States internationally. For every reason the imperialists had to expand the anti-imperialists had a reason not to. But as you can see from todays world the imperialists had there way.
The political reasons for imperialism are a strong one. One Word, Nationalism; the U.S. wanted to be the most powerful country by ruling other countries. The way to do that was to expand as Alfred Mahon said in Document A “Whether they will or no, Americans must now begin