Changes

===Goals===

===Goals===

In 1846, Polk launched an invasion of [[Mexico]] in response to Mexican soldiers ambushing an American scouting party. The Whig Congressman [[Abraham Lincoln]] said that the area of Texas that American soldiers entered was in dispute, and was later criticized for his "Spot Resolution", which sought to investigate whether the Mexicans shed American blood on American soil(Polk claimed the Mexicans fired on the Americans on American soil, while Lincoln contended that the Mexicans fired on the Americans on either disputed or Mexican land, making Polk's claim to war unjustified). After two years of fighting, and capturing [[Mexico City]], Mexico signed a treaty in which they sold New Mexico and California to the United States.

In 1846, Polk launched an invasion of [[Mexico]] in response to Mexican soldiers ambushing an American scouting party. The Whig Congressman [[Abraham Lincoln]] said that the area of Texas that American soldiers entered was in dispute, and was later criticized for his "Spot Resolution", which sought to investigate whether the Mexicans shed American blood on American soil (Polk claimed the Mexicans fired on the Americans on American soil, while Lincoln contended that the Mexicans fired on the Americans on either disputed or Mexican land, making Polk's claim to war unjustified). After two years of fighting, and capturing [[Mexico City]], Mexico signed a treaty in which they sold New Mexico and California to the United States.

In 1846, faced with the possiblity of war on two fronts, Polk made a  treaty with Great Britain in which the [[Oregon Territory]] was to be split in half, with the United States getting the southern half.  

In 1846, faced with the possiblity of war on two fronts, Polk made a  treaty with Great Britain in which the [[Oregon Territory]] was to be split in half, with the United States getting the southern half.