Agrippina the Younger outraged by Claudius' adoption of Nero and his choice of Nero as successor, instead of choosing his own son Britannicus. Nero and Octavia were married on June 9, 53. Claudius later repented of marrying Agrippina and adopting Nero, began to favor Britannicus, and started preparing him for the throne. His actions allegedly gave Agrippina a motive to eliminate Claudius. The ancient sources say she poisoned Claudius on October 13, 54 with a plate of deadly mushrooms at a banquet, thus enabling Nero to quickly take the throne as emperor. Accounts vary wildly with regard to this private incident and according
Agrippina the Elder the island of Pandateria, where she would remain until her death by starvation in AD 33. Following the Roman custom of parents and children sharing the same nomen and cognomen, women in the same family would often share the same name. Accordingly, Marcus Vipsanius Agrippa had many relatives who shared the name "Vipsania Agrippina". To distinguish Marcus Agrippa's daughter from his granddaughter, historians refer to his daughter as Latin "Agrippina Maior", literally "Agrippina the Elder". Likewise, Agrippina's daughter is referred to as "Agrippina Minor", literally "Agrippina the Younger". Like her father, Agrippina the Elder avoided her cognomen and was never