ton ▁language ▁in ▁Arm or ica . ▁Their ▁pet ty ▁kingdom s ▁are ▁now ▁known ▁by ▁the ▁names ▁of ▁the ▁French ▁count ies ▁that ▁succeeded ▁them — Dom non ée ▁( Dev on ), ▁Corn ou aille ▁( C orn wall ), ▁Lé on ▁( Ca er le on ); ▁but ▁these ▁names ▁in ▁Bre ton ▁and ▁Latin ▁are ▁in ▁most ▁cases ▁identical ▁to ▁their ▁British ▁hom el ands . ▁( In ▁Bre ton ▁and ▁French , ▁however , ▁G w ened ▁or ▁V ann eta is ▁continued ▁the ▁name ▁of ▁the ▁ind igen ous ▁Ven eti .) ▁Although ▁the ▁details ▁remain ▁confused , ▁these ▁colon ies ▁consisted ▁of ▁related ▁and ▁inter mar ried ▁dynast ies ▁which ▁repeatedly ▁un ified ▁( as ▁by ▁the ▁ 7 th - century ▁Saint ▁Jud ica ël ) ▁before ▁spl inter ing ▁again ▁according ▁to ▁C elt ic ▁inheritance ▁practices . ▁▁ ▁The ▁area ▁was ▁finally ▁cons olid ated ▁in ▁the ▁ 8 4 0 s ▁under ▁Nom ino e ▁in ▁resistance ▁to ▁Frank ish ▁control . ▁Among ▁the ▁imm igr ant ▁Brit ons , ▁there ▁were ▁some ▁cl erg ymen ▁who ▁helped ▁the ▁evangel isation ▁of ▁the ▁region , ▁which ▁was ▁still ▁pag an , ▁particularly ▁in ▁rural ▁areas . ▁ ▁Battle ▁of ▁the ▁Catal a un ian ▁Pla ins ▁The ▁army ▁rec ru ited ▁for ▁F la vi us ▁A et ius ▁to ▁combat ▁Att ila ▁the ▁Hun ▁at ▁the ▁Battle ▁of ▁the ▁Catal a un ian ▁Pla ins ▁included ▁Rom ans , ▁Vis ig