What did the expansionist policies of the United States in the late 19th century closely resemble?

The expansionist policies of the United States in the late 19th century closely resembled imperialism as practiced during that time due to their focus on acquiring territory and exerting control over other nations and peoples. During this period, often referred to as the era of American imperialism, the U.S. pursued a number of aggressive policies, including the annexation of Hawaii, the acquisition of territories following the Spanish-American War, and involvement in various territories in the Caribbean and the Pacific.

This alignment with imperialism is evident in the Americas' expansionist mindset, driven by economic interests, military expansion, and a belief in the nation's manifest destiny. The imperialistic approach was characterized by the belief in American superiority and the desire to spread American culture, political systems, and commercial interests, which led to the subjugation and exploitation of other lands and peoples.

In comparing this to the other options, a multinational cooperative strategy would imply collaboration and shared decision-making, which does not accurately reflect the unilateral actions taken by the U.S. Isolationist policies refer to a time when the U.S. sought to avoid involvement in international conflicts, which contrasts sharply with the active expansionist agenda of this period. Similarly, negotiations with indigenous populations could be seen as