The historical event tied to the city of Alamo in Texas is the Battle of the Alamo during the Texas Revolution.

The Battle of the Alamo (1836) is a defining moment in Texas history. It occurred during the Texas Revolution when Texian forces, seeking independence from Mexico, defended the Alamo mission in San Antonio against a vastly larger Mexican army led by General Santa Anna. Despite a valiant effort, all Texian defenders, including legendary figures like Davy Crockett and Jim Bowie, were killed. The event became a rallying cry with the phrase "Remember the Alamo!" symbolizing resistance and sacrifice, inspiring subsequent victories that ultimately led to Texas gaining independence from Mexico.