While some aspects of the oud-participating in world, like Iran, had fretted ouds all of the way in the 10th to 17th centuries, they had been usually inside a minority. Alfonso X, “The Wise”, 1221-1284, was King of Castile and also other areas in modern day Spain and Portugal, https://musiccode09753.theblogfairy.com/34043025/not-known-facts-about-music-oud