Answer:
But it was also a justification, in that they wanted territory and needed an ... It rationalized the Louisiana Purchase and United States' support for Texas independence and annexation. ... Were Mexico's fears about the United States justified? ... U.S. opposition to western expansion and the fulfillment of Manifest Destiny?
Step-by-step explanation:
Jefferson's foreign policy goal to expand U.S. territory westward was intended to help ... jurisdiction over the area and had incorporated West Florida into Louisiana.