Elisabeth Borne embodies the forced renunciation of the president to "at the same time", the cornerstone of his political identity. The President of the Republic had taken care, throughout his first term, not to feed the ordinary chronicle of tensions between the Élysée and Matignon.

With a simple idea, "radical" and "a little crazy", in his words of the time: gather talents from all sides to build a majority, remove blockages. The one he had defined in Amiens on April 6, 2016 by launching En marche!, the one that was to bring him to the presidency a year later.