Actually, genetic studies found that Al-Andalus did leave a sizable admixture behind. Lots of references here: https://en.wikipedia.org/wiki/Genetic_history_of

Actually, genetic studies found that Al-Andalus did leave a sizable admixture behind. Lots of references here: https://en.wikipedia.org/wiki/Genetic_history_of_the_Iberian_Peninsula#North_African_influence https://en.wikipedia.org/wiki/Genetic_history_of_the_Iberian...