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Mexican-American War: 1846-1848

A border war that dramatically increased the size of the United States and made heroes of Zachary Taylor and Winfield Scott, here we examine the 1846-1848 conflict between the United States and Mexico.

Mexican-American War 101
A conflict that occurred as the result of Mexican resentment over the US annexation of Texas and a border dispute, the Mexican-American War represents the only major military dispute between the two nations. The war was fought primarily in northeastern and central Mexico and resulted in a decisive American victory. As a result of the war,...

Mexican American War: Roots of the Conflict
An overview of the cause of the 1846-1848 war between the United States and Mexico.

Mexican-American War: Taylor's Campaign
An examination of US General Zachary Taylor's campaign in northeastern Mexico during the Mexican-American War.

Mexican-American War: War in the West
An overview of operations in far west during the Mexican American War.

Mexican-American War: To the Halls of Montezuma
A history of US General Winfield Scott's 1847 campaign to capture Mexico City.

Mexican-American War: Aftermath & Legacy
A look at the aftermath and legacy of the Mexican-American War.

Mexican-American War: Battle of Palo Alto
The Battle of Palo Alto was fought May 8, 1846, and was one of the opening battles of the Mexican-American War. Advancing to relieve Fort Texas, American forces encountered a Mexican army under Gen. Mariano Arista. In the resulting Battle of Palo Alto, American forces triumphed through the skilled use of artillery.

Mexican-American War: Battle of Resaca de la Palma
The Battle of Resaca de la Palma was fought May 9, 1846, during the Mexican-American War. Advancing from their victory at the Battle of Palo Alto, American forces under Brig. Gen. Zachary Taylor encountered the Mexicans at Resaca de la Palma. Attacking the Americans succeeded in driving the Mexicans from the field.

Mexican-American War: Battle of Monterrey
The Battle of Monterrey was fought September 21-24, 1846, during the Mexican-American War. Advancing into Mexico, American forces under Maj. Gen. Zachary Taylor attacked the city of Monterrey. The resulting Battle of Monterrey saw the Americans take the city after heavy fighting.

Mexican-American War: Battle of Buena Vista
The Battle of Buena Vista was fought February 22-23, 1847, and was the last major battle fought in northeast Mexico. Outnumbered by the approaching Gen. Antonio de Santa Anna's army, Gen. Zachary Taylor fell back to the mountain pass at Buena Vista. Attacked on February 23, his 4,500-man army succeeded in repulsing the Mexican assaults forcing...

Mexican-American War: Siege of Veracruz
The Siege of Veracruz began on March 9 and ended with the capture of the city twenty days later. Landing at Collado Beach, American troops under Gen. Winfield Scott quickly invested Veracruz and began emplacing siege guns. Opening fire on March 22, Veracruz surrendered after a three-day bombardment.

Mexican-American War: Battle of Cerro Gordo
The Battle of Cerro Gordo was fought April 18, 1847, during the Mexican-American War. Advancing from Veracruz, Maj. Gen. Winfield Scott's army found the Mexicans blocking its advance at Cerro Gordo. In the Battle of Cerro Gordo, the Americans were able to flank the Mexican position and rout the enemy.

Mexican-American War: Battle of Contreras
The Battle of Contreras was fought on August 19-20, 1847, during the Mexican-American War. Advancing on Mexico City, American troops opened the Battle of Contreras by attacking Mexican forces led by Gen. Gabriel Valencia. Defeating the Mexicans at Contreras, American forces won again at Churubusco on the 20th.

Mexican-American War: Battle of Churubusco
The Battle of Churubusco was fought August 20, 1847 during the Mexican-American War. Having defeated the Mexicans that morning at Contreras, American forces renewed their attack that afternoon at Churubusco. In the Battle of Churubusco, US troops won a victory after several hours of heavy fighting.

Mexican-American War: Battle of Molino del Rey
The Battle of Molino del Rey was fought September 8, 1847, during the Mexican-American War. Moving forward, American troops attacked Mexican forces in the Molino del Rey. In heavy fighting, they drove away the defenders and won the Battle of Molino del Rey.

Mexican-American War: Battle of Chapultepec
The Battle of Chapultepec was fought September 12-13, 1847, during the Mexican-American War. Having fought a series of battles around Mexico City, American forces attacked Chapultepec Castle and the city gates. In a full day of fighting, the castle was taken and the city's defenses penetrated.

Mexican-American War: Treaty of Guadalupe Hidalgo
The Treaty of Guadalupe Hidalgo was signed February 2, 1848, and officially ended the Mexican-American War. Negotiated by Nicholas Trist, the Treaty of Guadalupe Hidalgo ceded large tracts of land comprising California, Nevada, New Mexico, Utah, and Arizona to the United States. The results of the Treaty of Guadalupe Hidalgo pushed the United States towards civil war.

Mexican-American War: Siege of Fort Texas
The Siege of Fort Texas was fought May 3-9, 1846, during the opening days of the Mexican-American War. Constructed along the Rio Grande, Fort Texas was besieged by Mexican forces and subjected to an intense bombardment. The Siege of Fort Texas was lifted following the American victories at Palo Alto and Resaca de la Palma.

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