▁Can ter bury ▁refused . ▁ ▁In ▁ 1 1 2 3 , ▁William ▁of ▁Cor be il , ▁recently ▁elected ▁Arch bishop ▁of ▁Can ter bury , ▁refused ▁consec r ation ▁by ▁Th ur stan ▁unless ▁Th ur stan ▁would ▁incorpor ate ▁into ▁the ▁ceremony ▁an ▁ad mission ▁that ▁Can ter bury ▁was ▁prim ate ▁of ▁Britain . ▁When ▁Th ur stan ▁refused , ▁William ▁was ▁consec r ated ▁by ▁three ▁of ▁his ▁own ▁b ish ops . ▁William ▁then ▁tra ve led ▁to ▁Rome ▁to ▁secure ▁confirm ation ▁of ▁his ▁election , ▁which ▁was ▁disput ed . ▁Th ur stan ▁also ▁tra ve led ▁to ▁Rome , ▁as ▁both ▁arch b ish ops ▁had ▁been ▁sum mon ed ▁to ▁attend ▁a ▁pap al ▁council , ▁which ▁both ▁arrived ▁too ▁late ▁to ▁attend . ▁Th ur stan ▁arrived ▁shortly ▁before ▁William . ▁While ▁there , ▁William ▁and ▁his ▁advis ors ▁presented ▁documents ▁to ▁the ▁pap al ▁cur ia ▁which ▁they ▁ins isted ▁proved ▁Can ter bury ' s ▁prim acy . ▁However , ▁the ▁card inals ▁and ▁the ▁cur ia ▁found ▁the ▁documents ▁to ▁be ▁for ger ies . ▁What ▁persu aded ▁the ▁card inals ▁was ▁the ▁absence ▁of ▁pap al ▁b ull s ▁from ▁the ▁nine ▁documents ▁produced , ▁which ▁the ▁Can ter bury ▁deleg ation ▁tried ▁to ▁explain ▁away ▁by ▁saying ▁the ▁b ull s ▁had ▁" w asted ▁away ▁or ▁were ▁lost ". ▁Hugh ▁the ▁Ch anter , ▁a ▁medieval ▁chron ic ler ▁of ▁York , ▁stated ▁that ▁when