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)

A bird flies past the headquarters of the European Central Bank's (ECB) headquarters as the sun shines in Frankfurt am Main, western Germany, on June 11, 2026, ahead of the bank's meeting on the Eurozone's monetary policy. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images)

An ArcelorMittal worker looks on 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)

French trade union General Confederation of Labour (CGT) secretary general Sophie Binet gives a speech 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)

French trade union General Confederation of Labour (CGT) secretary general Sophie Binet gives a speech 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)

A tram drives along a street with the headquarters of the European Central Bank's (ECB) headquarters in the background in Frankfurt am Main, western Germany, on June 11, 2026, ahead of the bank's meeting on the Eurozone's monetary policy. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images)

French trade union General Confederation of Labour (CGT) secretary general Sophie Binet gives a speech 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)