SPECIAL FOR; " LE NOUVEL OBSERVATEUR"A teacher(R) explains a Physics problem to a student during a class at Indian Institute of Technology in Mumbai 27 January 2006. . AFP PHOTO/Indranil MUKHERJEE (Photo by INDRANIL MUKHERJEE / AFP via Getty Images)

Founder of French left-wing party La France Insoumise (LFI) and presidential candidate Jean-Luc Melenchon shakes hand with a RW robot at the VivaTech technology startups and innovation fair at the Paris Expo Porte de Versailles, in Paris on June 19, 2026. (Photo by Simon WOHLFAHRT / AFP via Getty Images)

Founder of French left-wing party La France Insoumise (LFI) and presidential candidate Jean-Luc Melenchon shakes hand with a RW robot at the VivaTech technology startups and innovation fair at the Paris Expo Porte de Versailles, in Paris on June 19, 2026. (Photo by Simon WOHLFAHRT / AFP via Getty Images)

A heating engineer works on installing an air conditioning unit in the home of a local resident (L) in Mericourt, northern France on June 19, 2026. (Photo by Francois LO PRESTI / AFP via Getty Images)

Heating engineers work on installing an air conditioning unit in the home of a local resident (L) in Mericourt, northern France on June 19, 2026. (Photo by Francois LO PRESTI / AFP via Getty Images)

Technicians fix a RW robot, damaged after a fall, at the VivaTech technology startups and innovation fair at the Paris Expo Porte de Versailles, in Paris on June 19, 2026. (Photo by SIMON WOHLFAHRT / AFP via Getty Images)

Technicians fix a RW robot, damaged after a fall, at the VivaTech technology startups and innovation fair at the Paris Expo Porte de Versailles, in Paris on June 19, 2026. (Photo by SIMON WOHLFAHRT / AFP via Getty Images)

President of Rassemblement National parliamentary group Marine Le Pen visits the VivaTech technology startups and innovation fair at the Paris Expo Porte de Versailles, in Paris on June 19, 2026. (Photo by SIMON WOHLFAHRT / AFP via Getty Images)