Answer:
Don Quixote was a Spanish nobleman before deciding to become a knight.
Step-by-step explanation:
The story is about the experiences of Hidalgo, a nobleman whose real name is Alonso Quixano. He gets so interested in romantic literature that he becomes insane and decides to turn into a knight-errant, bringing chivarly back again and working for his country, changing his name to Don Quixote de la Mancha.