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Video Summary

Data

Name: Mexican-American War

Type: Event

Start: 1846 AD

End: 1848 AD

Parent: Mexican Federalist War

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Icon Mexican-American War

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Was a war between the United States of America and Mexico caused by the U.S. annexion of Texas, a country that had seceded from Mexico, and by the American aim to annex California and Oregon.

Chronology


Interactive Chronologies with maps are available in the section Changes Navigation

  • August 1846: After the Mexican-American War, interim president José Mariano Salas restored the 1824 constitution on August 22, 1846, establishing the Second Federal Republic of Mexico.

  • 1. Texas Campaign (Mexican-American War)


    Was a battle that opened Mexican-American War in 1846 between the military forces of the United States and Mexico twenty miles west upriver from Zachary Taylor's camp along the Rio Grande.

  • April 1846: Battle at Rancho Carricitos between the military forces of the United States and Mexico twenty miles west upriver from Zachary Taylor's camp along the Rio Grande. The Mexican force defeated the Americans in the opening of hostilities of the Mexican-American War.
  • May 1846: After the Battle of Resaca de la Palma the mexicans left Texas.

  • 2. Conquest of California


    Was a revolt against Mexican authority in California, followed shortly after by an invasion by the United States.

  • July 1846: U.S. major John C. Frémont raised the U.S. flag over San Juan Bautista.
  • June 1846: On June 14, 1846, English settlers in Sonoma arrested and imprisoned the local governor, declaring an independent republic of California.
  • July 1846: In 1846, a group of American settlers known as the Osos, led by William B. Ide, peacefully took control of Yerba Buena (now San Francisco) from Mexican authorities during the Bear Flag Revolt in California. This event marked the beginning of the California Republic.
  • July 1846: U.S. Landing at Monterey where the Americans claim California.
  • July 1846: The American flag flew above Sutter's Fort and Bodega Bay.
  • July 1846: Battalion landed and raised the U.S. flag in San Diego.
  • August 1846: Commodore Robert F. Stockton entered Los Angeles.
  • December 1846: In 1846, a group of Californians led by William B. Ide seized Lt. Washington Bartlett, who was the acting alcalde of Yerba Buena (now San Francisco). This event was part of the Bear Flag Revolt, a movement to establish an independent California Republic during the Mexican-American War.
  • December 1846: In 1846, American explorer and military officer John C. Frémont reached Santa Barbara during the Mexican-American War. He raised the American flag after the territory was taken over by the United States.
  • January 1847: U.S. major John C. Frémont arrived at San Fernando.
  • December 1846: American General Stephen Watts Kearny's army approached San Pascual.
  • October 1846: Fifty of Flores' men took San Diego when the small American garrison of less than 20 men retreated. At Santa Barbara, the 10-man U.S. garrison also surrendered the town and escaped under pressure.
  • January 1847: At a deserted rancho at the north end of Cahuenga Pass, the Treaty of Cahuenga was signed. This unofficial truce, which did not have the backing of the American government and had nothing to do with the Mexican government, was honored by both the Americans and Californios. Fighting ceased, and the United States acquired "Alta California".
  • July 1846: A garrison of Stockton's men raised the U.S. flag at Santa Barbara.
  • January 1847: At Yerba Buena, the Mexican surrendered to American forces.
  • November 1846: In 1846, General Stephen W. Kearny led a 100-man force during the Mexican-American War. Los Angeles had been taken by Californios led by General José María Flores, a Mexican military officer. Kearny's force learned this information from Mexican herders in the area.
  • July 1846: Three weeks later, on July 5, 1846, the Republic's military of 100 to 200 men was subsumed into the California Battalion commanded by Brevet Captain John C. Frémont. The Bear Flag Revolt and whatever remained of the "California Republic" ceased to exist on July 9 when U.S. Navy Lieutenant Joseph Revere raised the United States flag in front of the Sonoma Barracks and sent a second flag to be raised at Sutter's Fort.
  • January 1847: Brigadier General Stephen Watts Kearny occupies Los Angeles, ending active resistance to American rule.

  • 3. New Mexico campaign (Mexican-American War)


    Was the U.S. occupation of New Mexico during the Mexican-American War.

  • August 1846: In 1846, General Stephen W. Kearny led the United States Army into Santa Fe, where he claimed the New Mexico Territory for the United States.
  • December 1846: American forces under Colonel Alexander W. Doniphan occupy the town of El Paso, Texas.
  • December 1846: The Capture of Tucson in 1846 was led by American military officer Captain Philip St. George Cooke.

  • 3.1.Taos Revolt

    Was a popular insurrection in January 1847 by Hispano and Puebloan allies against the United States' occupation of present-day northern New Mexico during the Mexican-American War.

  • February 1847: The Siege of Pueblo de Taos in 1847 was the final battle of the Taos Revolt, a popular insurrection against the United States' occupation of New Mexico during the Mexican-American War. The revolt was led by Mexican and Pueblo leaders, including Pablo Montoya and Tomas Romero.
  • October 1847: American capture of Guaymas, Sonora, on October 19, 1847.
  • February 1847: In 1847, General Sterling Price led American forces through Don Fernando de Taos, where they encountered strong resistance from Mexican rebels who had fortified Pueblo de Taos.

  • 4. Northeastern Mexico


    Was the invasion of northeastern Mexico by the United States of America during the Mexican-American War.

  • February 1847: Battle of Buena Vista.
  • September 1846: Battle of Monterrey.

  • 5. Pacific Coast campaign


    Was the invasion of the Pacific coast of Mexico by the United States of America during the Mexican-American War.

  • March 1847: In 1847, Commodore John D. Sloat ordered Captain John B. Montgomery to seize San Jose del Cabo and San Lucas in Baja California. This was part of the broader US military occupation of California during the Mexican-American War.
  • April 1847: American seize La Paz.
  • November 1847: American Bluejackets and marines landed to occupy Mazatlán, Sinaloa.
  • January 1848: A landing party from the bark USS Whiton"' under Lieutenant Frederick Chatard, captured the coastal fort of San Blas.

  • 6. Northwestern Mexico


    Was the invasion of northwestern Mexico by the United States of America during the Mexican-American War.

  • March 1847: U.S. coloenel Doniphan occupied Chihuahua City.

  • 7. Scott´s invasion of Mexico´s heartland


    Was the invasion of central Mexico by the United States during the Mexican-American War that culminated with the occupation of Mexico City.

  • March 1847: Siege of Veracruz.
  • April 1847: U.S. General William J. Worth's division captured San Carlos Fortress in 1847.
  • May 1847: American General Winfield Scott occupied Puebla on May 15, 1847.
  • September 1847: Battle of Chapultepec.
  • September 1847: U.S. Major General Winfield Scott defeats the Mexicans and captures Mexico City in the Battle for Mexico City.

  • 8. Treaty of Guadalupe Hidalgo


    Was a peace treaty signed on February 2, 1848, in the Villa de Guadalupe Hidalgo (now a neighborhood of Mexico City) between the United States and Mexico that ended the Mexican-American War (1846-1848). It gave the United States the Rio Grande as a boundary for Texas, and gave the U.S. ownership of California and a large area comprising roughly half of New Mexico, most of Arizona, Nevada, and Utah and Colorado.

  • May 1848: The Treaty of Guadalupe Hidalgo is the peace treaty signed on February 2, 1848, in the Villa de Guadalupe Hidalgo between the United States and Mexico that ended the Mexican-American War. The ratifications were exchanged on May 30, and the treaty was proclaimed on July 4, 1848. t gave the United States the Rio Grande as a boundary for Texas, and gave the U.S. ownership of California and a large area comprising roughly half of New Mexico, most of Arizona, Nevada, and Utah and Colorado.

  • Selected Sources


  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.353
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.354
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.358
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.359
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.363
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.364
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.365
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.367
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.370
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.373
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.375
  • Fredriksen, J.C. (2010): Chronology of American Military History - Volume 1, Facts On File, p.376
  • Treaty of Guadalupe Hidalgo (1848). National Archives. Retrieved on 3 April 2024 on https://www.archives.gov/milestone-documents/treaty-of-guadalupe-hidalgo
  • Tucker, S.C. (2011) Battles that changed History - An Encyclopedia of World Conflict, ABC-CLIO, p.316
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