Earlier quoted context omitted.
Reminder: the Franks were Germanic invaders who kicked the Romano-Gaulish in the teeth. This is like Englishmen mourning King Arthur and his Romano-British followers, ignoring that their ancestors were probably more the Hengests and Horsas of the story.
But...Is it not more like Englishmen celebrating Alfred the Great? You know, the Anglo-Saxon leader. A Germanic peoples (Alfred's army was also made up of Britons)
Alfred's French analogy would be Charles the Simple, who had to fight off the Norse invaders and made a treaty to give them Normandy. Though, it has to be said, Charles the Simple had a much better time of it.