Incitatus the treatment of Incitatus by Caligula was an elaborate prank, intended to ridicule and provoke the senate, rather than a sign of insanity, or perhaps a form of satire, with the implication that a horse could perform a senator's duties. Barrett notes that "Many stories were spread about Incitatus, originating most likely from Caligula's own humorous quips." "Possibly out of perverted sense of humor Caligula would pour libations to Incitatus' "salus" [health and well-being], and claimed that he intended to co-opt him as his priest." Ancient sources are clear that the horse was never actually made a consul. Incitatus Incitatus
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