Agrippina the Younger and forced Silanus to resign from public office. Silanus committed suicide on the day that Agrippina married her uncle, and Calvina was exiled from Italy in early 49. Calvina was called back from exile after the death of Agrippina. Towards the end of 54, Agrippina would order the murder of Silanus' eldest brother Marcus Junius Silanus Torquatus without Nero's knowledge, so that he would not seek revenge against her over his brother's death. On the day that Agrippina married her uncle Claudius as her third husband/his fourth wife, she became an Empress and the most powerful woman in the Roman
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