France, April 9 -- French authorities on Tuesday detained a 76-year-old man over a death threat against the judge who presided over the panel that sentenced far-right leader Marine Le Pen to an election ban, prosecutors said.

The bombshell judgement, which could crush the 56-year-old's dream of winning the French presidency in 2027, stunned France's political establishment and infuriated many in her National Rally (RN) party.

Since the conviction, the judges who handed down the decision have received threats, and the head judge, Benedicte de Perthuis, is under police protection, including increased patrols and regular rounds around her home.

According to the public prosecutor's office, the man under arrest had shared a post on his X ac...