Agrippina the Younger as consul. He was the adopted grandson and biological great-great-nephew of the historian Sallust. Little is known on their relationship, but Crispus soon died and left his estate to Nero. In the first years of Claudius' reign, Claudius was married to the infamous Empress Valeria Messalina. Although Agrippina was very influential, she kept a very low profile and stayed away from the imperial palace and the court of the emperor. Messalina was Agrippina's second paternal cousin. Among the victims of Messalina's intrigues were Agrippina's surviving sister Livilla, who was charged with having adultery with Seneca the Younger. Seneca was later
Roman emperor to style themselves as Emperor of the Romans (later βασιλεύς Ῥωμαίων in Greek), but are often referred to in modern scholarship as Byzantine emperors. Constantine XI Palaiologos was the last Roman emperor in Constantinople, dying in the Fall of Constantinople to the Ottomans in 1453. The "Byzantine" emperors from Heraclius in 629 and onwards adopted the title of "basileus" (), which had originally meant "king" in Greek but became a title reserved solely for the Roman emperor and the ruler of the Sasanian Empire. Other kings were then referred to as "rēgas". In addition to their pontifical office, some emperors