>>17956545
Rome had North African and Syrian emperors like the Severans (Septimus Severus) and Philip the Arab.
Romans stationed Black Ethiopian, Iraqi, Syrian and Algerian North African soldiers at Hadrian's wall in Britain.
Ethiopian referred to all sub-Saharans at this time and not just the horn African Abyssinians.
https://blog.twmuseums.org.uk/africans-on-hadrians-wall-world-heritage-site/
https://www.cumbriacountyhistory.org.uk/first-recorded-african-community-britain-background-burgh-sands
https://www.blackpast.org/global-african-history/africans-hadrians-wall/
https://research.reading.ac.uk/research-blog/2017/07/28/how-diverse-was-roman-britain/