Nero to Tacitus, the source of conflict between Nero and his mother was Nero's affair with Poppaea Sabina. In "Histories" Tacitus writes that the affair began while Poppaea was still married to Rufrius Crispinus, but in his later work "Annals" Tacitus says Poppaea was married to Otho when the affair began. In "Annals" Tacitus writes that Agrippina opposed Nero's affair with Poppaea because of her affection for his wife Octavia. Anthony Barrett writes that Tacitus' account in "Annals" "suggests that Poppaea's challenge drove [Nero] over the brink." A number of modern historians have noted that Agrippina's death would not have offered
Vibia Sabina Vibia Sabina Vibia Sabina (83–136/137) was a Roman Empress, wife and second cousin once removed to Roman Emperor Hadrian. She was the daughter of Matidia (niece of Roman Emperor Trajan) and suffect consul Lucius Vibius Sabinus. After her father's death in 84, Sabina, along with her half-sister Matidia Minor, went to live with their mother's mother, Marciana. They were raised in the household of Trajan and his wife Plotina. Sabina married Hadrian in 100, at the empress Plotina's request. Hadrian succeeded her great uncle in 117. Sabina's mother Matidia (Hadrian's second cousin) was also fond of Hadrian and allowed him