February 23, 1836:
* Mexican General Antonio Lopez de Santa Anna, leading an overwhelming army, arrived at the Alamo, a former Spanish mission in San Antonio.
* The Alamo was defended by a small force of about 200 Texans, led by Colonel William Barret Travis.
February 24-25:
* Santa Anna's forces besieged the Alamo, continuously bombarding it with artillery.
* Travis sent a letter known as the "Victory or Death" letter, urging the people of Texas for reinforcements and support.
March 1:
* Colonel James Fannin, commanding a relief force from Goliad, hesitated to come to the Alamo's aid due to the size of Santa Anna's army.
March 6, 1836 (Early Morning):
* Santa Anna ordered a final assault on the Alamo, sending infantry and cavalry troops to attack from multiple sides.
* The Texans fought valiantly, but the Mexican forces gradually overwhelmed them.
March 6, 1836 (Afternoon):
* The Alamo fell, and the remaining defenders were defeated and killed.
* The exact number of casualties is disputed but is estimated to be around 180 Texans and several hundred Mexicans.
Aftermath:
* The Battle of the Alamo became a rallying cry for the Texas Revolution.
* The famous phrase "Remember the Alamo" became a battle cry for the Texans in their fight for freedom.
* The sacrifice of the Alamo defenders motivated the Texans to continue the fight for independence, culminating in their eventual victory at the Battle of San Jacinto on April 21, 1836.