The term SIEGE 1836 SITE refers to the Battle of the ALAMO, which took place in 1836 in San Antonio, Texas. The ALAMO was a former mission that had been converted into a fort and was defended by a small group of Texan soldiers against the Mexican army. After a 13-day siege, the Mexican forces were able to breach the walls of the fort and the Texan defenders were killed. The Battle of the ALAMO is remembered as a symbol of Texan independence and courage.