Islam, the Prophet of Allah in the 7th century Hz. Muhammad began to spread through the Arabian Peninsula. From the day it emerged as a new religion, it spread rapidly in Mecca, despite the fact that it brought together the reaction of different religions and the belief of one god. Especially Hz. The Islamic religion that spread beyond the Arabian peninsula during the 4 Caliphate years after the death of Muhammad, felt its influence to Europe during the Umayyad period, to the Iberian peninsula of today's Spain and Portugal. Later, with the arrival of the Abbasids to the head of the Islamic State, the Umayyad period ended and the Andalusian Umayyad state was established in the Iberian lands. Andalusian Umayyad State The growth of the Islamic