Juan seguin made an impact in texas history and was an important person . Juan Seguin was born in 1806 into a long-established tejano family in san antonio. Few details of his early life are known, but he became a harsh liberal critic of santa anna centralization of authority in Mexico in the 1830's. Seguin's father had been a strong political ally of , and Seguin himself played an active role in the Texas revolution. He served as provisional mayor of San Antonio and led a band of like-minded tejanos against Santa Anna's army in 1835. The next year he was at the Alamo for the first part of the siege, and survived only because he was sent to gather reinforcements. He and his tejano company fought at the battle of san jacinto , helping to defeat Santa Anna's army .…show more content… Numerous towns in Texas moved to expel all of their tejano residents, and even in San Antonio many anglos seriously considered such a move. But the most shock came when Seguin helped defeat a Mexican expedition against San Antonio in 1842 . In a ploy to turn anglo Texans against him, the Mexican commander stated publicly that Seguin was still a loyal Mexican subject, and although Seguin was the mayor of San Antonio at the time, anglos who had been his former comrades suddenly accused him of treason. Vigilantes drove him from the city where he had been born and forced him to flee to Mexico. Seguin's hopes that the Texas revolution would mean freedom for all Texans were