What are the differences among Iberian languages like Catalan, Castillian, Leonese, Asturian, and with them, the differences among these nations? - Quora

Answer (1 of 3): Aragonés, Asturian and Castilian all bear a strong resemblance to each other in terms of grammar, vocabulary and pronunciation because they all belong to the Ibero-Romance family of languages, but Catalan belongs to the Gallo-Romance family of Romance languages, which gives it mo

During the second millennium, why did Spanish (Castilian) spread over modern-day Spain and not Leonese, Basque, Aragonese, or Catalan? - Quora

Why is Spain considered more western than Portugal? - Quora

Asturleonese language - Wikipedia

What are the differences and similarities between Catalan and Spanish? - Quora

Why do many Catalans want to secede from Spain? - Quora

In the Iberian peninsula, why do languages like Castilian and Portuguese and to an extent Catalan thrive while languages like Leonese, Aragonese, Basque and Galician do not? - Quora

How is the Spanish dialect similar to the Catalan dialect? - Quora

What is the difference between Catalan and Mallorquí? - Quora

What is the history of the different languages spoken in Spain? - Quora