(Histoire) : Le Castrum dunum s’élève en 1053. Ses fortifications rudimentaires s’achèvent en 1055. Alors Godefroid IV, comte d’Ardenne et de Verdun. en confie la garde à Alo de Clermont, sire de Donnevoults, comte de Doulx, guerrier indomptable qui, avec ses parents les sires de Sainte-Menehould, de Grandpré, de Rethel, de Crépy sur Oise, n’avait cessé de soutenir les prétentions des comtes d’Ardenne sur le comté de Verdun, à l’encontre de la donation qui les en avait, disaient-ils, dépouillés. cfr.enlorraine.unblog.fr.
When copying data from this family tree, please include a reference to the origin: Jan De Backer, "Family tree De Backer - Evers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-backer-evers/I540152.php : accessed March 4, 2026), "Dodo de Dun seigneur de Cons (± 1065-????)".
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