Polk sends Slidell to Mexico in order to try and negotiate to purchase California and New Mexico. The press finds out names President Herrera a traitor. To keep his reputation, President Herrera refuses to meet Sidel.
US Troops Stationed at Disputed Border
The US army moves past the Rio Grande into the disputed territory.
US Declares War
Taylor sends letter to Polk, who asks Congress to declare war.
Taylor's army wins the battles of Palo Alto and Resaca de la Palma, moving the Mexicans across the Rio Grande.
Mexico City Surrendered
In the Battle of Mexico, the Mexicans have no reinforcements and so they finally surender to the US.