Answer :
In the 1880s, economic and military competition from other nations and a growing feeling of cultural superiority convinced many Americans that the United States should be a world power.
After the Civil War, majority Americans had little interest in the nation’s expansion overseas and international influence. However, at the start of 18th century, the opinion started to alter. Most Americans started believing that America should emerged as a world power. The European nations started expanding overseas to look for new markets known as Imperialism, which was noticed in the US. With the industrialization of US, the interest was sparked in Imperialism in America leading to ambition to expand oversea and discover new markets to strength its economy. In addition to economic interest, Americans developed a sense of superiority considering their ideas, culture, and governmental system advanced to other countries. Hence due to the reasons, American believed that United States should be a world power.
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