Answer:
On May 1, the group erected a temporary mud, brush, and straw structure near the headwaters of the San Antonio River. This building would serve as a new mission, San Antonio de Valero, named after Saint Anthony of Padua and the viceroy of New Spain, Baltasar de Zúñiga y Guzmán Sotomayor y Sarmiento, Marquess of Valero.
Explanation:
