Answer:My teacher told me these things are hard but a other teacher told me the answer.
Step-by-step explanation:
Image result for Explain the Roots, Facts, and Impact of Manifest Destiny via a thesis outline (roots what led up to it) (fact major components of it, who bought land, when stuff happened) (impact y'know, the impact)
The idea of Manifest Destiny arose in response to the prospect of U.S. annexation of Texas and to a dispute with Britain over the Oregon Country, which became part of the union.