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1846

• 25 April 1846: Thornton Affair, South Texas
  
  
• 3-9 May 1846: Siege of Fort Texas (Fort Brown), South Texas
  
  
• 3-9 May 1846: Siege of Fort Texas (Fort Brown), South Texas
  
  
• 8 May 1846: Battle of Palo Alto, South Texas
  
  
• May 9, 1846: Battle of Resaca de la Palma, South Texas
  
  
• 13 May 1846: U.S. declares war against Mexico.
  
  
• 18 May 1846: U.S. troops occupy Matamoros.
  
  
• 7 July 1846: U.S. Naval forces occupy Monterey, California.
  
  
• 14 July 1846: U.S. forces occupy Camargo.
  
  
• 21 July 1846: General Taylor issues orders for the discharge of 3 and 6 month volunteers.
  
  
• 30 July 1846: General Taylor issues orders for movement of troops to Camargo.
  
  
• 16 August 1846: Santa Anna returns to Mexico from exile in Cuba.
  
  
• 18 August 1846: U.S. forces under General Stephen W. Kearny occupy Santa Fé, New Mexico.
  
  
• 19 August 1846: First U.S. troops depart Camargo for Monterey, Mexico.
  
  
• 20-24 Sept. 1846: Battle of Monterey, Northern Mexico
  
  
• 7 Oct. 7 1846: Battle of Dominguez Rancho, Southern California.
  
  
• 14 Nov. 1846: U.S. Navy seizes Tampico.
  
  
• 16 Nov. 1846: U.S. forces occupy Saltillo. Battle of Natividad, Northern California.
  
  
• 6 Dec. 1846: Battle of San Pasqual, California.
  
  
• 25 Dec. 1846: Battle of El Brazito, New Mexico.

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1847

• 2 January 1847: Battle of Santa Clara, California.
  
  
• 8 January 1847: Battle of Rio San Gabriel (Los Angeles), California.
  
  
• 9 January 1847: Battle of La Mesa (Los Angeles), California.
  
  
• 24 January 1847: Battles of Cañada and Mora, New Mexico.
  
  
• 29 January 1847: Battle of Embudo Pass, New Mexico.
  
  
• 3-4 February 1847: Battle of Pueblo de Taos, New Mexico.
  
  
• 22-23 February 1847: Battle of Buena Vista.
  
  
• 28 Feb. 1847: Battle of the Sacramento, Northern Mexico
  
  
• 9 March 1847: 10,000 U.S. troops landed on beaches by Navy at Vera Cruz.
  
  
• 9-29 March 1847: Siege and bombardment of Vera Cruz.
  
  
• 29 March 1847: Mexican forces at Vera Cruz capitulate.
  
  
• 18 April 1847: Battle of Cerro Gordo.
  
  
• 6 June 1847: Affair at Las Vegas, New Mexico.
  
  
• 19-20 August 1847: Battles of Contreras and Churubusco.
  
  
• 8 Sept. 1847: Battle of Molino Del Rey.
  
  
• 13 Sept. 1847: Battle of Chapultepec.
  
  
• 13-14 Sept. 1847: Battle for Mexico City.
  
  
• 14 Sept. - 12 Oct. 1847: Siege of Puebla.
  
  
• 14 Sept. 1847: U.S. forces under General Winfield Scott enter Mexico City.
  
  
• 9 October 1847: Affair at Huamantla.
  
  
• 19 October 1847: Affair at Atlixco.

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1848

• 2 February 1848: Treaty of Guadalupe Hidalgo signed.
  
  
• 10 March 1848: U.S. Senate ratifies Treaty of Guadalupe Hidalgo, with amendments.
  
  
• [date?] March 1848: Santa Anna departs Mexico for exile in Jamaica.
  
  
• 25 May 1848: Mexican Congress ratifies Treaty of Guadalupe Hidalgo.
  
  
• 4 July 1848: President Polk formally announces ratification of Treaty of Guadalupe Hidalgo.
  
  
• 2 August 1848: Last U.S troops leave Mexico.

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Go to: [The U.S.-Mexican War]

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