- 1793
| Nov 03 | Stephen Fuller Austin, principal founder of Texas, is born. | Ref: 4 |
- 1794
| Feb 21 | Antonio Lopez de Santa Anna, best known as the Mexican General who commanded the forces against the Alamo, also President of México (1833-36), is born. | Ref: 2 |
- 1809
| Aug 09 | William Barret Travis, the Texas commander at the Battle of the Alamo, is born. | Ref: 68 |
- 1821
| Jan 17 | México permits Moses Austin & 300 US families to settle in Texas. | Ref: 5 |
- 1824
| Oct 22 | The Tennessee Legislature adjourns ending Davy Crockett's state political career. | Ref: 2 |
- 1829
| Aug 25 | President Jackson offers to buy Texas from Mexico, but the Mexican government refuses. | |
- 1835
| Mar 27 | The Mexican army massacres Texan rebels at Gohad. | Ref: 2 |
| Oct 02 | The first battle of the Texas Revolution took place as American settlers defeated a Mexican calvary near the Guadalupe River. | Ref: 70 |
| Nov 13 | Texans officially proclaim independence from Mexico, and calls itself the Lone Star Republic, after its flag, until its admission to the Union in 1845. | Ref: 2 |
- 1836
| Jan 05 | Davy Crockett arrives in Texas, just in time for the Alamo. | Ref: 5 |
| Jan 18 | Jim Bowie arrives at the Alamo to assist its Texas defenders.
Knife aficionado Jim Bowie arrives at the Alamo to assist its Texas defenders. | Ref: 2 |
| Feb 03 | William Barret Travis and a small group of reinforcements arrive at the Alamo, then under the command of James C. Neill. Ref | |
| Feb 08 | Former Tennessee congressman David Crockett arrives at the Alamo with a group of volunteers. Ref | |
| Feb 12 | Travis is elected commander of the regular army forces at the Alamo, while Jim Bowie is chosen to lead the volunteers. Ref | |
| Feb 12 | Mexican General Santa Anna crosses the Rio Grande en route to the Alamo. | Ref: 2 |
| Feb 23 | The Mexican army under Antonio López de Santa Anna reaches San Antonio. The Texian force retreats into the walled Alamo compound. Ref | |
| Feb 24 | Some 3,000 Mexicans launch an assault on the Alamo, with its 182 Texan defenders. | Ref: 2 |
| Mar 01 | Thirty-two men from Gonzales join the besieged forces at the Alamo. Ref | |
| Mar 02 | Texas Declaration of Independence is approved by delegates meeting at Washington-on-the-Brazos (on Sam Houston's 43rd birthday). Ref | |
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| Mar 06 | The attack upon the fortified Alamo begins before dawn. When the fighting ends, all of its occupants other than women, children, and Travis' slave Joe, are dead. Losses to the attacking Mexican army are estimated to be at least 600. It is believed that Davy Crockett and about a dozen survivors, mostly Tennesseans, are captured and immediately executed. Ref | |
| Mar 06 | Davy Crockett US pioneer (Alamo), killed in the battle of the Alamo at age 49. (Or possibly executed shortly after the battle.) | Ref: 5 |
| Mar 16 | The Republic of Texas approves a constitution. | Ref: 5 |
| Mar 17 | Texas abolishes slavery. | Ref: 5 |
| Mar 20 | Following a battle near Coleto Creek, the Texian force led by James W. Fannin is captured. Ref | |
| Mar 27 | On the order of General Santa Anna, Fannin and a force of almost 350 men are executed at Goliad. Ref | |
| Apr 21 | After retreating eastward for more than a month, the Texian Army (900 men) defeats the larger Mexican force at the Battle of San Jacinto, capturing General Santa Anna and securing Texas' independence. Ref | |
| May 14 | The Treaties of Velasco are signed by Santa Anna, promising the cessation of hostilities and the withdrawal of Mexican troops to below the Rio Grande. Ref | |
| Sep 05 | Sam Houston elected president of the Republic of Texas. | Ref: 5 |
| Oct 16 | Samuel Houston sworn in as first president of the Republic of Texas having been elected 9/5 . | Ref: 10 |
| Oct 22 | Sam Houston was inaugurated as the first constitutionally-elected president of the Republic of Texas. | Ref: 70 |
| Dec 27 | Stephen Austin principal founder of TX; capital city, Austin, named after him; TX Secretary of State; dies at age 43. | Ref: 4 |
- 1837
| Mar 03 | US President Andrew Jackson & Congress recognizes Republic of Texas. | Ref: 5 |
- 1844
| Apr 12 | Texas became a US territory. | Ref: 5 |
- 1845
| Mar 01 | President John Tyler signs a congressional resolution to annex the Republic of Texas. | Ref: 70 |
| Mar 28 | Mexico drops diplomatic relations with US | Ref: 5 |
- 1846
| Jan 13 | President James Polk dispatches General Zachary Taylor and 4,000 troops to the Texas Border as war with Mexico looms. | Ref: 2 |
| Feb 19 | The Texas state government was formally installed in Austin. | Ref: 70 |
| Apr 25 | Mexicans attack and defeat Fort Texas (later Fort Brown, site of Brownsville, Texas) on the American side of the Rio Grande opposite Matamoros marking the unofficial beginning of the Mexican War. | |
| May 03 | Méxican army surrounds fort in TX. | Ref: 5 |
| May 08 | The first major battle of the Mexican War was fought at Palo Alto, TX, resulting in victory for General Zachary Taylor's forces. | Ref: 5 |
| May 09 | Battle of Resaca de la Palma-US sends México back to Rio Grande. | Ref: 5 |
| May 11 | The House votes 174-14 in favor of war against Mexico. (USA Today, p 5A, 10/08/2002) | Ref: 13 |
| May 12 | The Senate votes 40-2 in favor of war against Mexico. (USA Today, p 5A, 10/08/2002) | Ref: 13 |
| May 13 | Congress approves a declaration of war against Mexico, formally marking the beginning of the Mexican War and two months after fighting begins. | Ref: 3 |
| May 18 | US troops attack Rio Grande occupying Matamoros. | Ref: 5 |
| May 24 | General Zachary Taylor captures Monterrey in the Mexican War. | Ref: 5 |
| Jul 07 | U.S. annexation of California was proclaimed at Monterey after the surrender of a Mexican garrison. | Ref: 70 |
| Aug 13 | The American flag was raised for the first time in Los Angeles. (XDG, p 4A, 8/13/2000) | Ref: 83 |
| Aug 16 | U.S. Army enters Santa Fe, reopening Santa Fe Trail trade after a short Mexican embargo. | |
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| Aug 18 | U.S. forces led by Gen. Stephen W. Kearney captures Santa Fe, N.M. | Ref: 70 |
| Aug 22 | The United States annexes New Mexico. | Ref: 70 |
| Aug 24 | Monterey taken from Mexico by U.S. forces. | Ref: 62 |
| Sep 13 | General Winfield Scott takes Chapultepec, removing the last obstacle to U.S. troops moving on Mexico City.The Mexican War gave future civil war generals their first taste of combat. | Ref: 2 |
| Sep 21 | General Zachary Taylor launches an attack on Monterrey that lasts three days resulting in a tactical draw. (Mexican War) | |
| Sep 25 | American General Zachary Taylor's forces capture Monterey, Mexico. | Ref: 2 |
| Nov 16 | General Zachary Taylor takes Saltillo, Mexico.
General Zachary Taylor takes Saltillo, Mexico. | Ref: 2 |
- 1847
| Jan 10 | General Stephen Kearny and Commodore Robert Stockton retake Los Angeles in the last California battle of the Mexican War. | Ref: 2 |
| Jan 24 | 1,500 New Mexican Indians & Mexicans are defeated by US Colonel Price. | Ref: 5 |
| Feb 23 | US troops under General Zachary Taylor defeated Mexican General Santa Anna at the Battle of Buena Vista in Mexico. | Ref: 5 |
| Feb 28 | Colonel Alexander Doniphan and his ragtag Missouri Mounted Volunteers ride to victory at the Battle of Sacramento, during the Mexican War. | Ref: 2 |
| Mar 27 | Siege of Vera Cruz, Mexico begins; 10,000 troops under Winfield Scott in first amphibious operation. (TWA, 1958) | Ref: 95 |
| Mar 29 | 12,000 US troops led by General Winfield Scott occupied the city of Vera Cruz after Mexican defenders capitulated. | Ref: 5 |
| Apr 09 | US General Winfield Scott begins a devastating march to Mexico City which will end on September 14th in triumph. | Ref: 3 |
| Apr 18 | U.S. forces defeat Mexicans at Cerro Gordo in one of the bloodiest battle of the war. | Ref: 2 |
| Aug 20 | General Winfield Scott wins the battle of Churubusco on his drive to Mexico City. | Ref: 2 |
| Sep 14 | U.S. General Winfield Scott enters Mexico City and raised the American flag over the Hall of Montezuma, concluding a devastating advance that began with an amphibious landing at Vera Cruz seven months earlier. | Ref: 3 |
- 1848
| Feb 02 | Treaty of Guadalupe Hidalgo ends Mexican War; US acquires Texas, California, New Mexico & Arizona for $15 million. | Ref: 17 |
| Mar 10 | The treaty of Guadeloupe-Hidalgo is signed which ends the United States' war with Mexico. | Ref: 2 |
| May 30 | México ratifies treaty giving US; New Mexico, CA & parts of NV, Utah, Arizona & Colorado in return for $15 million. | Ref: 5 |
- 1854
| Feb 22 | First meeting of the Republican Party, Michigan. | Ref: 5 |
- 1876
| Jun 21 | Antonio Lopez de Santa Anna, best known as the Mexican General who commanded the forces against the Alamo, dies at age 82. | Ref: 70 |
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The Alamo and The Mexican War Chronology