Olivier Faure and Nicolas Mayer-Rossignol could no longer see each other in painting. Since the re-election of the first, contested by the second, to the post of leader of the PS in January 2023, the wounds had remained raw.

Then the European election campaign began, the first good polls for their head of list Raphaël Glucksmann arrived, and everyone fell into line. “I understand that this may move you, but I remind you that we are in the same party,” replied Olivier Faure.