It's important because without them, terror and madness would envelope the country
Unlike Britain<span>, </span>France<span>, and </span>Russia<span>, the </span>United States wanted<span> to keep </span>trade<span> in </span>china open<span>.
Did that help?
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I'd have to say the westward expansion. mainly because cheap land, economic opportunities
Answer/Explanation
The US sought to defend its eastern border from attack and drive Spain from power in the Americas.