I added above Jan Mostaert's portrait of a nobleman, guest of the Queen of Austria.
This painting dates back to the early 1500's in what we now call Belgium, then part of the Duchy of Brabant.
Many blacks who were Muslims converted to Christianity after the emirate of Al Andalus was abolished (end of 15th century).
But the Reconquista took centuries (8th-15th century) and during those times black people gradually integrated the Christian and Northern European world. The negative image of blacks, as natural slaves, only gained prominence in the 18th century when the transatlantic slave trade became a central piece of European economical activity and later when European nation-states were being established. In the 15th century blacks and whites were enslaved indiscriminately.
Blacks in the America’s could become free men and own their own slaves and land (which was rather common in colonial Brazil for instance).
It is only in later years that being black made you a slave forever and by birth, or at least a kind of human always inferior to white people.
In Europe references to blacks was a positive sign of strength and military power.
Still today you can find many blacks in coat of arms for towns all over Europe, central, south and north, dating back to the middle ages.He has been nominated four times for a Golden Globe Award for Best Actor – Miniseries or Television Film, winning one, and was nominated five times for a Primetime Emmy Award.Elba appeared in Ridley Scott's American Gangster (2007), Takers (2010), Thor (2011), and its sequels Thor: The Dark World (2013) and Thor: Ragnarok (2017).After the 15th century, Portugal entered an intense relationship with African kingdoms in the Gulf of Guinea and the Congo coasts.Slave trade (although not based on race) and exchange between the kings led to the presence of Europeans on the West- and Central African shores, just as Africans in Portugal.a Muslim having converted to Christianity or even the second or third generation of converts. I will give you some internet links, book references and a list of early Europeans of African descent, each time linked to their wiki page.