Manifest Destiny Ideology

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The Manifest Destiny ideology, that it was a divinely ordained right and destiny for America to expand westward, towards the Pacific Ocean, was protracted throughout the nineteenth century. Oregon, which was in part occupied by England and in part by the U.S., and the lands owned by Mexico, were an obstacle to such expansion and, consequently, to the economic development. The presidential candidate James K. Polk, guided by the ideology of Manifest Destiny, promised that, if elected, he would push the United States territory westward. His campaign slogan for the occupation of Oregon was “Fifty-four forty or fight”, which was the north latitude that he intended to occupy. In 1846, Great Britain agreed to set the border at the 49th parallel. On