Founder of French left-wing party La France Insoumise (LFI) and presidential candidate Jean-Luc Melenchon (centre R) speaks with a ArcelorMittal worker in front of the press at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 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 (R) speaks with a member of the General Confederation of Labour (Confederation Generale du Travail - CGT) at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 2026. (Photo by SIMON WOHLFAHRT / AFP via Getty Images)

Ecologiste et Social's MP Francois Ruffin (C) speaks to ArcelorMittal workers gathered at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 2026. (Photo by SIMON WOHLFAHRT / AFP via Getty Images)

Ecologiste et Social's MP Francois Ruffin speaks to ArcelorMittal workers gathered at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 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 speaks to the press at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 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 speaks to the media at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 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 speaks to the media at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 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 arrives at the esplanade des Invalides outside the National Assembly, France's lower house of parliament, during a demonstration in support of the nationalisation of steelmaking giant ArcelorMittal, called by the General Confederation of Labour (CGT), as the bill comes before the National Assembly in Paris on June 11, 2026. (Photo by SIMON WOHLFAHRT / AFP via Getty Images)