They never sujugated and settled in the Northern regions from where strong resistance immediately started and finally ended in their expulsion.<quoted text>
You are wrong. Mathematically, 0% is nothing.
10% of Iberians have a considerable amount of Moorish DNA but the rest of Iberian population surely has some residual DNA in their veins.
Your extensively mixed DNA doesn't prevent you from proudly claiming blackness. Yet you mention DNA to disqualify others and deny them the same right you think you deserve. Why?