U.S Expansion
Subject:
US History [1]
Territory Date Acquired Previous owner Circumstances of acquisition Louisiana Purchase 1803 France Frances failure to subdue Santoa Domingo and the termination of American rights were the ultimate causes. British Cession 1818 Britain Was an attempt to restore peace with Great Britain. Florida (Spanish Cession) 1819 Spain War and violence Texas 1845 Independent In 1836 Texas requested admission to the union and declared its independence from Mexico. Oregon Territory April 1846 Britain Britain had no choice but to negotiate or go to war. Mexican Cession Feb. 2nd 1848 Mexico Mexican-American war Gadsden Purchase 1853 Mexico Manifest destiny had little effect due to State conflicts. Purchase was negotiated by James Gadsden. U.S. after Revolution