The ousted party founder says he could launch rival group.
The decision upholds a previous ruling that the postal vote of party members Marine Le Pen used to determine her father's fate was against the party's rules.
Marion Maréchal Le Pen hopes Jean-Marie Le Pen will not reverse his endorsement
The National Front's executive committee, chaired by Le Pen's daughter, Marine, held a disciplinary hearing.
The leader of the National Front on the U.S. immigration system and Europe's migrant crisis.
National Front founder says he will not stand in regional polls following row over Nazi gas chamber comments.