PBS
New Perspectives on the West: Juan Seguin
Juan Seguin, a Mexican American Tejano who helped lead the Texas revolution and independence survived the Alamo but was then exiled from the new state, a victim of prejudice.
San Jacinto Museum of History
San Jacinto Museum: Commanders in the Field: Juan Seguin
From this San Jacinto Museum article you can read about Juan Seguin, a man who loved Texas, fought well in the Battle of San Jacinto, but was sent to Mexico because of discrimination.