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 right to elect the King and future Emperor. The seven prince-electors are named in the Golden Bull of 1356: The Archbishop of Mainz, the Archbishop of Trier, the Archbishop of Cologne, the King of Bohemia, the Count Palatine of the Rhine, the Duke of Saxony and the Margrave of Brandenburg. After 1438, the Kings remained in the house of Habsburg and Habsburg-Lorraine, with the brief exception of Charles VII, who was a Wittelsbach. Maximilian I (Emperor 1508–1519) and his successors no longer travelled to Rome to be crowned as Emperor by the Pope. Maximilian, therefore, named himself Elected Roman Emperor