Bucephalus later versions of the Alexander Romance also synchronized the hour of their death. The pair forged a sort of cult in that, after them, it was all but expected of a conqueror that he have a favourite horse. Julius Caesar had one; so too did the eccentric Roman Emperor Caligula, who made a great fuss of his horse Incitatus, holding birthday parties for him, riding him while adorned with Alexander's breastplate, and planning to make him a consul. Bucephalus is referenced in art and literature. Paintings of Charles Le Brun's Alexandrine subjects, including Bucephalus, survive today in the Louvre. One
Holy Roman Emperor the inheritors of the title of Emperor of the Western Roman Empire, despite the continued existence of the Eastern Roman Empire. In German-language historiography, the term "Römisch-deutscher Kaiser" ("Roman-German emperor") is used to distinguish the title from that of Roman Emperor on one hand, and that of German Emperor ("Deutscher Kaiser") on the other. The English term "Holy Roman Emperor" is a modern shorthand for "emperor of the Holy Roman Empire" not corresponding to the historical style or title, i.e., the adjective "holy" is not intended as modifying "emperor"; the English term "Holy Roman Emperor" gains currency in the interbellum