Antebellum Expansionism - An Expression of Our National Spirit [1848 to 1852]
Manifest Destiny, one of the most influential ideologies in American history, serves as the justification for the nation’s territorial expansion in the antebellum era.
Manifest Destiny|John O’Sullivan
M.A.P out Expansion West - Mobility|Availability|Possibility
1763|Ignored proclamations
1803|Loose interpretations
1819|Diplomatic negotiations
1820|Representative implications
1842|Boundary capitulations