ated ▁Cart im and ua ▁leaving ▁Ven ut ius ▁in ▁power , ▁but ▁the ▁Roman ▁con quest ▁of ▁the ▁Brig antes ▁began ▁in ▁ 7 0 . ▁Quint us ▁Pet ill ius ▁Cer ial is ▁took ▁his ▁leg ions ▁from ▁Lincoln ▁as ▁far ▁as ▁York ▁and ▁defeated ▁Ven ut ius ▁near ▁Stan wick ▁around ▁ 7 0 . ▁This ▁resulted ▁in ▁the ▁already ▁Roman ised ▁Brig antes ▁and ▁Paris ii ▁tribes ▁being ▁further ▁assim il ated ▁into ▁the ▁emp ire ▁proper . ▁▁ ▁Details ▁of ▁the ▁early ▁years ▁of ▁the ▁Roman ▁occupation ▁in ▁North ▁Britain ▁are ▁unclear ▁but ▁began ▁no ▁earlier ▁than ▁ 7 1 , ▁as ▁T ac it us ▁says ▁that ▁in ▁that ▁year ▁Quint us ▁Pet ill ius ▁Cer ial is ▁( g overn or ▁ 7 1 - 7 4 ▁AD ) ▁w aged ▁a ▁successful ▁war ▁against ▁the ▁Brig antes . ▁T ac it us ▁pra ises ▁both ▁Cer ial is ▁and ▁his ▁successor ▁Julius ▁Front inus ▁( g overn or ▁ 7 5 – 7 8 ). ▁Much ▁of ▁the ▁con quest ▁of ▁the ▁north ▁may ▁have ▁been ▁achieved ▁under ▁the ▁governor ships ▁of ▁V ett ius ▁Bol anus ▁( g overn or ▁ 6 9 - 7 1 ▁AD ), ▁and ▁of ▁Cer ial is . ▁From ▁other ▁sources , ▁it ▁seems ▁that ▁Bol anus ▁had ▁possibly ▁de alt ▁with ▁Ven ut ius ▁and ▁pen etr ated ▁into ▁Scotland , ▁and ▁evidence ▁from ▁the ▁carbon - dating ▁of ▁the ▁gateway ▁tim bers ▁of ▁the ▁Roman ▁fort