1 NAME Robert /Fortis/ 1 BIRT 2 DATE 820 1 DEAT 2 DATE 866 FIMA p 20 "In the course of the tenth century, the descendants of ROBERT t he Strong, marquis of Neustria, gradually established themselves as a powe rful dynasty within the Carolingian administrative system." FIMA p 106 "the two ancestors of the dynasty that was to replace the Carol ingians in France, the Capetians, both ROBERT and his son Odo, made the ir names in the wars against the Vikings.