Up to 1.5 million demonstrators expected by unions throughout the France for a "historic" and "festive" May 1st. Authorities expect 500 to 650,000 people throughout the country, including 80 to 100,000 in Paris.

New boss of the CGT, Sophie Binet, said she was "worried" about "the announcement of drones for the security of the processions" The first processions started in the morning in Toulouse, Amiens or Mulhouse.