French far-right MEP Marion Marechal is set to face trial in September over claims she falsely accused an association that runs a private Muslim school of links to the Muslim Brotherhood.

But the revelations about Caroline Parmentier’s past writings don’t seem to be hurting the National Rally’s popularity.

French courts have barred France’s far-right leader, Marine Le Pen, from presidential candidacy for five years.

Relations between Marine Le Pen and Jordan Bardella, leaders of the far-right Rassemblement National party, have grown ...