<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngaphambi kuka - 54 BC, cishe ihlumela lesizwe samaGallic lahlala eBrithani. Ngemva kokuhlasela kwamaRoma iBrithani  <response>: , kwakhiwa izizwe ezintathu ngasekupheleni kwekhulu lokuqala. I-BC: enye yama-Atrebates, enenhloko-dolobha eCalleva Atrebatum eSilchester; enye yamaBelgae enenhloko-dolobha yayo eVenta Belgarum eWinchester; nenye yamaRegni, enenhloko-dolobha yayo eNoviomagus Reginorum eChichester. 