HANOVER, GERMANY - APRIL 20: German Chancellor Friedrich Merz gestures as he visits the Siemens stand at the 2026 Hannover Messe industrial trade fair as Siemens head Roland Busch (R) and Economy and Energy Minister Katharina Reiche (3rd from L) look on on April 20, 2026 in Hanover, Germany. This year's trade fair includes an increased emphasis on artificial intelligence. Brazil is the official foreign partner of the fair. (Photo by Sean Gallup/Getty Images)