A gentleman in a Spanish-speaking country:the local hidalgo was no more an absentee than his peasants...
Because Arab invaders did not vanquish the Basques, the Spanish Crown considered them hidalgos, or noblemen.
The Spanish government faced a policy problem: how to insure a ‘decent’ standard of living to the Spanish hidalgos who were not supposed to work with their hands.
Don Quixote is really an impoverished hidalgo named Alonso Quijano - or is it Quijada?
Origin
Late 16th century: Spanish, from hijo de algo, literally 'son of something' (i.e. of an important person).
Hidalgo2
/hɪˈdalɡəʊ /
A state of southern Mexico; capital, Pachuca de Soto.