Of course, when he invaded France, he did so through neutral Belgium, thus upsetting Sged and calling on Friar, Roger, Mick, et al to come to Sged's defence via the treaty of Duxford whereby Sged's borders were guaranteed by Friar after Napoleon was defeated at Waterloo.
The lad was soundly trounced by the blighters, and 1/2 of his room was given to France. Part of the den was given to Sged in compensation/reparation.
Of course, this was all in revenge of the time when France was defeated by the upstart lad's great great grandfather, who after playing with his toy soldiers cried "I pwnd them! I pnwd them! RoXXors, blather blather blather...."