His proposals on immigration are at the heart of a healthy debate. They break taboos, force the government out of its lethargy and show how disconnected the left-wing parties are from their electorate.

All studies underline it: immigration is a subject of great concern for all French people, regardless of their political orientation. To seize the question would be to play into the hands of the National Rally and Marine Le Pen? It is precisely for giving them free rein on this ground that they have both prospered.