The Alamo holds a significant place in both Texas history and American memory, symbolizing heroic resistance and the struggle for independence. Originally named Mission San Antonio de Valero, the Alamo was one of five Spanish frontier missions established along the San Antonio River in the early 18th century. It served as a place of community and religion for local American Indians after their conversion to Christianity. By the early 19th century, the complex had secularized and, over time, became used for military purposes. Its role shifted dramatically during a pivotal event known as the Texas Revolution, which was a rebellion of colonists from the United States and Tejanos (Texans of Spanish or Mexican heritage) in the Mexican province of Texas against Mexican domination. The most famous event at the Alamo was the siege and subsequent battle that took place between February 23 and March 6, 1836. A small, poorly equipped force of roughly 200 Texas settlers—commanded by William B. Travis and including figures such as James Bowie and Davy Crockett—defended the Alamo against a Mexican army of about 1,800 to 6,000 troops (estimates vary) led by General Antonio López de Santa Anna. Despite their determination and the arrival of some reinforcements during the 13-day siege, the defenders of the Alamo were ultimately defeated, with almost all of the Alamo's defenders being killed. However, "Remember the Alamo!" became a rallying cry for the Texian Army and volunteers from the United States during the rest of the revolution. It served to motivate and galvanize the Texas forces, contributing to their victory at the Battle of San Jacinto on April 21, 1836. This decisive battle led to the capture of Santa Anna and effectively secured the independence of Texas from Mexico. The legacy of the Alamo is deeply enshrined in Texas and American culture. It is celebrated as a symbol of heroic resistance against overwhelming odds and the fight for independence and liberty. The Alamo has come to represent courage, sacrifice, and the American spirit of resistance against tyranny. Today, the Alamo is a museum in the Alamo Plaza Historic District of downtown San Antonio, Texas, and is a UNESCO World Heritage Site. It is a popular tourist destination, drawing millions of visitors each year to pay homage to the Texans who fell there and to learn more about its history and legacy. The stories and myths surrounding the iconic structure have helped to shape the Texan identity and are reflected in the state's slogans, "Remember the Alamo!" and "Texas Forever!" The Alamo and its defenders' sacrifices continue to be honored in various forms of media, literature, and in public consciousness, maintaining its significance in both Texas and American national identity.