The Texas Congress accepts U.S. offer of annexation. Texas is annexed and becomes part of the Union
Mexican American war timeline
US Tried to Buy Land (Slidel and Polk)
Polk sends John Slidel to Mexico in order to buy New Mexico and California. The newspapers in Mexico call the Mexican President a traitor if he were to sell the land so the mexican president does not meet with Sidel.
US Troop Stationed at Disputed Border
General Taylor's army marches south past the Nueces River toward the Rio Grande, moving into disputed territory claimed by both Mexico and the U.S.
US Declares War
Polk asks U.S. congress to declare war on Mexico.Congress Approves $10 million and 50,000 volunteers for the war effort.
US Victory at Monterrey
As part of his plan to cut off Northern Mexico, Taylor's army invades the city and defeats the forces of General Pedra de Ampudia.
Mexico City Surrendered
U.S. Army launches an attack straight into Mexico City. After 14 hours of fighting Mexico surrenders.
Treaty of Guadelupe Hidalgo
The Treaty Arrives in Washington and is ratified by the U.S. Senate.