1. US Territorial Expansion in the 1800s
US History: Spiconardi

4. Louisiana Territory Date Acquisition: 1803
How Acquired: Purchased for $15 million from Napoleon
From Whom: France

5. FLORIDA Date of Acquisition: 1819 How Acquired: Adams-Onis Treaty
US gave up claim of Texas in exchange for Spain giving up claim of Pacific NW and Florida
From Whom: Spain

6. Texas Date of Acquisition: 1845 How Acquired: Annexation
From Whom: Mexico

7. Oregon Country Date of Acquisition: 1846
How Acquired: Compromise with Great Britain over borders
Border set at 49th Parallel
From Whom: Great Britain

8. Gadsden Purchase Date of Acquisition: 1853
How Acquired: Purchased for $10 million as a possible extension for the transcontinental railroad
From Whom: Mexico