▁years ▁from ▁the ▁first ▁year ▁of ▁his ▁new ▁table . ▁ ▁The ▁Ang lo - S ax on ▁historian ▁the ▁V ener able ▁B ede , ▁who ▁was ▁familiar ▁with ▁the ▁work ▁of ▁D ion ys ius , ▁used ▁An no ▁Dom ini ▁d ating ▁in ▁his ▁E cc les iast ical ▁History ▁of ▁the ▁English ▁People , ▁completed ▁in ▁AD ▁ 7 3 1 . ▁Both ▁D ion ys ius ▁and ▁B ede ▁regarded ▁An no ▁Dom ini ▁as ▁beginning ▁at ▁the ▁inc arn ation ▁of ▁Jesus , ▁but ▁" the ▁distinction ▁between ▁Inc arn ation ▁and ▁N ativity ▁was ▁not ▁drawn ▁until ▁the ▁late ▁ 9 th ▁century , ▁when ▁in ▁some ▁places ▁the ▁Inc arn ation ▁was ▁identified ▁with ▁Christ ' s ▁conception , ▁i . e ., ▁the ▁Ann unci ation ▁on ▁March ▁ 2 5 ". ▁On ▁the ▁continent ▁of ▁Europe , ▁An no ▁Dom ini ▁was ▁introduced ▁as ▁the ▁cal end rical ▁system ▁of ▁choice ▁of ▁the ▁Carol ing ian ▁Renaissance ▁by ▁the ▁English ▁cler ic ▁and ▁scholar ▁Al cu in ▁in ▁the ▁late ▁e ighth ▁century . ▁Its ▁end ors ement ▁by ▁Emperor ▁Char lemagne ▁and ▁his ▁success ors ▁popular izing ▁this ▁calendar ▁throughout ▁the ▁Carol ing ian ▁Empire ▁ultimately ▁lies ▁at ▁the ▁core ▁of ▁the ▁calendar ' s ▁global ▁pre val ence ▁today . ▁ ▁See ▁also ▁ ▁Dep iction ▁of ▁Jesus ▁ ▁Historical ▁Jesus ▁ ▁Life ▁of ▁Jesus ▁in ▁the ▁New ▁Testament ▁ ▁Tim eline ▁of ▁Christian ity ▁ ▁References ▁ ▁S ources ▁