context: Nero Claudius Caesar Augustus Germanicus (born Lucius Domitius Ahenobarbus), briefly Nero (15 December 37 - 9 June 68 [1]), was the Roman emperor who ruled between 54 and 68 years. The beginning of Nero's reign was successful, but in his final years he became a tyrant immersed in the arts. As a result of the embarrassing behavior of the emperor, the upper class of Rome turned against Nero and the displaced emperor had to kill himself. Nero was the last emperor of the Julius-Claudius ruler family.
question: When did Emperor Nero die?
answers.text: 9 June 68