Scottish historian David MacRitchie says in his book "Ancient and Modern Britons (2vols): "Let it once be understood, that the Picts of history were Blackamoors.
The author of "Retake Your Fame" has also cited Claudian, Tacitus etc, who described the ancient Britons as "Black as Ethiopians.
Apparently, the Blacks were bred out from intermingling over the centuries.
However, according to MacRitchie, Aylmer von Fleischer, etc. remnants of these Blacks can be found in the gypsies, who are now thorougly mixed.
I don't think so. Below is a picture of a relative of a 9,000 year old Brit.