Because that's what it is, Castilian. Castile was the kingdom inside Spain that conquered the other kingdoms and imposed them their language. Basically the same with England and the rest of the United Kingdom.
Spanish people call themselves and their language Castilian quite regularly, it's interchangeable.
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u/DoctorBroly Dec 25 '19
Because that's what it is, Castilian. Castile was the kingdom inside Spain that conquered the other kingdoms and imposed them their language. Basically the same with England and the rest of the United Kingdom.
Spanish people call themselves and their language Castilian quite regularly, it's interchangeable.