<P> The `` Villa de Bejar '' was founded by Spanish explorers on May 5th , 1718 , by then Governor Martin Alarcon , at the headwaters of the San Pedro Creek . The mission San Antonio de Valero was established on the east bank of the creek and a presidio was 3 / 4 of a league downstream . Development of the Spanish colonial city followed . A trading post was also established near the presidio and the town developed as the capital of Tejas , a province of colonial Spain . It was the northernmost settlement associated with the Hispanic culture of the Valley of Mexico . </P>
who were the first settlers in san antonio
Spanish explorers