*The American Yawp is an evolving, collaborative text. Please click here to improve this chapter.* I. IntroductionII. Antebellum Western Migration and Indian RemovalIII. Life and Culture in the WestIV.  Texas, Mexico and the United StatesV. Manifest Destiny and the Gold RushVI. The Monroe Doctrine and Manifest Destiny.VII. ConclusionVIII. Primary SourcesIX. Reference Material I. Introduction John Louis O’Sullivan, a popular … Continue reading 12. Manifest Destiny