http://historyexplorer.si.edu/rss?key=resourcesSmithsonian's History Explorer Resources Related To "Sam Houston's Hunting Knife"http://historyexplorer.si.edu/resource/?key=1020http://historyexplorer.si.edu/resource/?key=1020<p>America went to war to gain territory from Mexico and expand the nation's boundary from Texas to California.&nbsp;&nbsp;Students will learn about the Mexican War by first examining its causes, Texas's struggle for independence and the controversial concept of Manifest Destiny in this section of&nbsp;<em>The Price of Freedom: Americans at War</em>, an online exhibition. They will then learn about the war's major events and battles, and the results of the Treaty of Guadalupe Hidalgo, in which the United States annexed all of the territory that would become the states of the Southwest. A non-flash version of this site is available: <a href="http://americanhistory.si.edu/militaryhistory/printable/section.asp?id=4">The Mexican War</a>.<strong></strong></p>Thu, 19 Jul 2012 14:35:51 GMT