Original: Villa de San Agustin de Laredo was founded in 1755 by Don Tomás Sánchez while the area was part of the Nuevo Santander region in the Spanish colony of New Spain.
Simplified: Laredo was founded by Don Tomas Sanchez under the name of Villa de San Agustin de Laredo in 1755 in a colony called Nuevo Santander in New Spain.