Incitatus Incitatus Incitatus () was the favored horse of Roman emperor Caligula (reigned 37–41 AD). According to legend, Caligula planned to make him a consul. His name is a Latin adjective meaning "swift" or "at full gallop". According to Suetonius, in the "Lives of the Twelve Caesars" (121 AD), Caligula planned to make Incitatus a consul, and that the horse would "invite" dignitaries to dine with him in a house outfitted with servants there to entertain such events. He also wrote that he had a stable of marble, with an ivory manger, purple blankets, and a collar of precious stones. Cassius
Frederick I, Holy Roman Emperor Frederick I, Holy Roman Emperor Frederick I (, ; 1122 – 10 June 1190), also known as Frederick Barbarossa (), was the Holy Roman Emperor from 2 January 1155 until his death. He was elected King of Germany at Frankfurt on 4 March 1152 and crowned in Aachen on 9 March 1152. He was crowned King of Italy on 24 April 1155 in Pavia and Roman Emperor by Pope Adrian IV on 18 June 1155 in Rome. Two years later, the term ' ("holy") first appeared in a document in connection with his Empire. He was later formally crowned King