>>508945309
That is something completely different essentially during the Imperial period Rome's population was largely replaced by people from the Middle East due to the mass importation of slaves after the fall of the Western Roman Empire their dna fades from the archaeogenetic record and in their stead you see Germanic ancestry from the Germanic tribes who conquered Rome this has created in the modern day a genetic divide between Northern and Southern Italy who are distinct of the fixation index with Northern Italians grouping closer with the French and Spanish while Southern Italians group with Greeks and Ashkeanzi Jews

https://www.science.org/doi/10.1126/science.aay6826