Final answer:
Cabeza de Vaca was the individual who was shipwrecked at Galveston, enslaved, and eventually freed to return to Spain.
Step-by-step explanation:
Cabeza de Vaca was shipwrecked at Galveston, enslaved, and eventually freed to return to Spain. He was a Spanish explorer who journeyed through what is now the southwestern United States and Mexico in the early 16th century. After surviving a shipwreck, he and his companions faced a series of hardships and were enslaved by indigenous peoples before eventually making their way back to Spain.
Learn more about Cabeza de Vaca's shipwreck and journey