Agrippina (opera) "moments of splendour when Handel applies the full "concerto grosso" treatment." "Agrippina", Handel's second Italian opera, was probably his last composition in Italy. On hearing that her husband, the Emperor Claudius, has died in a storm at sea, Agrippina plots to secure the throne for Nero, her son by a previous marriage. Nero is unenthusiastic about this project, but consents to his mother's wishes ("Con saggio tuo consiglio"). Agrippina obtains the support of her two freedmen, Pallas and Narcissus, who hail Nero as the new Emperor before the Senate. With the Senate's assent, Agrippina and Nero begin to ascend the
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