in the 1900s The U. S. Wanted to maintain the created expansion and not 'push its luck' with other nations.
<h3>How was United States in 1900s?</h3>
In 1900s, United States gained a lot of space and territory which was a result of some events such as as world war and others.
However, imperialistic actions on the part of the united states was made because those territory gained by United States were been secured.
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The correct answer is Carnegie Steel
Carnegie Steel Company was founded Andrew Carnegie and a number of his close associates. It was a steel producing company that was as a result of a consolidation of a number of plants into one company leading to a monopoly