Polk sends Sidell to try to buy New Mexico and California from Mexico but news of th mission leaks out. To the Mexican people, it appears as if Herrera wants to sell the land while he really only receives an offer, but the people are not happy.
US Troops Stationed at Disputed Border
General Taylor's army moved in toward the disputed land, claimed by both the US and Mexico.
US Declares War
Congress aproves the declaration of war on Mexico and gets 10 million dollars and 50,000 volunteers for the war effort.
Batle of Monterrey
Taylor's army invades the city as part of his plan to cut off northern Mexico and he defeats the Mexican forces in the city.
Mexico City Surrendured
After the had fought battle of Mexico City, he Mexicans are forced to surrender to the US.
Treaty of Guadalupe Hidalgo
The Americans offered this treaty, in which Mexico would cede 55% of its land in exchange for 15 million dollars from the US for war damages on Mexican proprety.