What happened in 1519 in Texas?

A European explorer by the name of Alonso Álvarez de Piñeda became the first ever to map the Gulf Coast. The map was also known as the first document of Texas history.

In 1519, the explorer Alonso Álvarez de Piñeda became the first European to map the Texas Gulf Coast. ... For the next eight years, Cabeza de Vaca and the remaining survivors would become the first Europeans to view the diversity of the landscape and people of what we now call Texas.