A trade unionist of the metalworkers' union IG Metall blows a whistle during a warning strike outside the Thelen Technopark in Siemensstadt, Berlin on October 30, 2024. Germany's biggest trade union, IG Metall, announced on October 28 it was calling on some 3.9 million metalworkers to briefly walk out to back its demand for a seven-percent pay rise. (Photo by John MACDOUGALL / AFP) (Photo by JOHN MACDOUGALL/AFP via Getty Images)