the claim to the right of our manifest destiny to overspread and to possess the whole of the continent which Providence has given us for the development of the great experiment. Yet the dispute over the status of the new western territories regarding slavery disrupted the American political system by reviving arguments that shattered fragile compromises and inflamed sectional discord. This view also held that "inferior races were doomed to subordinate status or extinction." This was used to justify "the enslavement of the blacks and the expulsion and possible extermination of the Indians". Despite opposition to this agreement in Congress, the pro-annexation candidate. Although it became a rallying cry as well as a rationale for the foreign policy that reached its culmination in 184546, the attitude behind Manifest Destiny had long been a part of the American experience. Polk tied the Texas annexation question with the Oregon dispute, thus providing a sort of regional compromise on expansion. Manifest, destiny held that the United States was destinedby God, its advocates believedto expand its dominion and spread democracy and capitalism across the entire North.
This era, from the end of the War of 1812 to the beginning of the. American, civil War, has been called the age of manifest destiny.
O'Sullivan, on the other hand eventually landed in legal trouble. In the past, manifest destiny had been seen as necessary to enforce the Monroe Doctrine in the Western Hemisphere, but the Clash Of Two Cultures now expansionism had been replaced by interventionism as a means of upholding the doctrine. The Supreme Court ruled that full constitutional rights did not automatically extend to all areas under American control. Such rapid growthas well as two economic depressions in 18would drive millions of Americans westward in search of new land and new opportunities. 6869 Johannsen 1997,. . In the 1890s, however, the United States and other great powers embraced geopolitical doctrines stemming from the writings of naval officer and historian Alfred Thayer Mahan, who posited that national greatness in a competitive world derived from the ability to control navigation of the seas.