1846 in Mexico

Decades:	1820s; 1830s; 1840s; 1850s; 1860s;
See also:	History of Mexico; List of years in Mexico; Timeline of Mexican history;

Events in the year 1846 in Mexico.

Incumbents

April 25 – Mexican–American War: Open conflict begins over border disputes of Texas' boundaries.^[1]
May 8 – Mexican–American War – Battle of Palo Alto: Zachary Taylor defeats a Mexican force north of the Rio Grande at Palo Alto, Texas in the first major battle of the war.
May 9 – Mexican–American War – Battle of Resaca de la Palma in Brownsville, Texas
May 13 – Mexican–American War: The United States declares war on Mexico.

June 10 – Mexican–American War: The California Republic declares independence from Mexico.
June 14 – Bear Flag Revolt: American settlers in Sonoma, California start a rebellion against Mexico and proclaim the California Republic.
July 7 – Acting on instructions from Washington, D.C., Commodore
August 6 – José Mariano Salas assumed the presidency as provisional president.
August 22 – President José Mariano Salas decreed the 1824 Constitution of Mexico in effect again.^[2]
September 21-24 – Battle of Monterrey

^ K. Jack Bauer (1993). Zachary Taylor: Soldier, Planter, Statesman of the Old Southwest. Louisiana State University Press. p. 149. ISBN 9780807118511. Archived from the original on May 14, 2016. Retrieved October 17, 2015.
^ Rivera Cambas, Manuel (1873). Los Gobernantes de Mexico: Tomo II (in Spanish). J.M. Aguilar Cruz. p. 304.
^ "RITA CETINA GUTIÉRREZ" (in Spanish). Retrieved 2024-08-23.

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