Aspects of this topic are discussed in the following places at Britannica.
...life of the Byzantine emperor Heraclius, was begun in 1176–78 for Marie de Champagne and Thibaut V of Blois but was finished, perhaps in 1179–81, for the young Baldwin V of Hainaut. Ille et Galeron, a Breton romance, was written for Beatrix of Vienne, the wife of Frederick I Barbarossa.
We welcome your comments. Any revisions or updates suggested for this article will be reviewed by our editorial staff. Contact us here.
Regular users of Britannica may notice that this comments feature is less robust than in the past. This is only temporary, while we make the transition to a dramatically new and richer site. The functionality of the system will be restored soon.