Agrippina the Younger was initially adored by her son Nero. He took power after Emperor Claudius, who was poisoned with a mushroom dish in 54 CE, mainly due to the active actions of his mother.
With time, however, the relationship between Nero and Agrippina began to deteriorate on the background of his extramarital love adventures. The neglected Agrippina so much, that she threatened Nero, that she will deprive him of his power for the legitimate successor of Claudius, Britannicus. In the end, Nero was persuaded by his concubine Poppae Sabina to kill his mother
In March 59 CE Nero arranged an accident on Agrippina’s ship, which deck would collapse with Agrippina and her entourage underneath. However, when it turned out that his mother managed to escape and was safely transported to shore by a passing fishing boat, Nero sent his men with the command to stab her.