Maria Teresa of Spain was born on September 12, 1638, and was a member of the Spanish royal family. She was the daughter of Philip IV of Spain and Mariana of Austria. In 1660, she married Louis XIV of France, which helped strengthen the alliance between Spain and France. As queen consort of France, Maria Teresa played a significant role in the French court. She was known for her piety and devotion to her family. Maria Teresa passed away on July 30, 1683, leaving behind a legacy as a key figure in European royal politics during her time.