The Monroe Doctrine's main purpose was to "<span>D. to warn European nations not to form new colonies in the Americas". It was a declaration of true sovereignty in the US. </span>
Because
The government viewed Cuba as a nation in need of independence. Granted, the U.S. wanted Cuba independence from Spain so that the U.S. could exert indirect political and economic control over the nation, its peoples, and its resources.
Transcript of Missouri Compromise<span>, </span>1850 Compromise<span>, </span>Kansas Nebraska Act. TheCompromise of 1850<span>: The </span>Kansas-Nebraska Act<span> was passed by the U.S. Congress on May 30, 1854. It allowed people in the territories of </span>Kansas<span> and </span>Nebraska<span> to decide for themselves whether or not to allow slavery within their borders.</span>