Lino1Jose Lino Ms. Gomez AP U.S. History February 21, 2018 New and Old Imperialism By the dawn of the 20th century, the United States had long passed the era of Western Expansionism, the entire expanse of available land in Continental America had been populated and incorporated into the nations sphere of influence. Consequently, the U.S. began to look at different forms of exerting power in the Western Hemisphere, thus began the era of New Expan-sionism. American expansionism in the late 19th and early 20th century had remained partly the same, politically, to that of the past expansionist era but changed considerably in both the eco-nomic and societal departments. Politics had been a key factor during the previous expansionist era and it continued to be so during the late 19th and early 20th century. It had plays a significant role in the past, during the purchase of Alaska for example, it was peaceful and went through using diplomacy . Even 1then, when the addition was peaceful, it faced fierce criticism; Americas Secretary of State at the time, William H. Seward, was ridiculed by critics and the purchase itself was called “Seward Folly” . The document, called the “Alaskan Purchase” , although eventually proving very fruitful 23“Purchase of Alaska.” Americas Library, Library of Congress, 1-con_alaska_1.html.“Purchase of Alaska, 1867.” Office of the Historian, United States Delartemnt of State, history.state.gov/2milestones/1866-1898/alaska-purchase.Bredhoff, Stacey. “Check for the Purchase of Alaska (1868).” Our Documents, Siemens Corporation, 3.