French trade union General Confederation of Labour (CGT) members hold a placard reading "May 1st belongs to us. Money for our wages, not for war" and waves CGT flags during a May Day (Labour Day) rally, marking International Workers' Day, in Marseille, on May 1, 2026. (Photo by MIGUEL MEDINA / AFP via Getty Images)

People climb the Great Wall of China at Badaling, north of Beijing, on May 1, 2026, on the first day of a five-day national May Day holiday. (Photo by Greg Baker / AFP via Getty Images)

North Korea's Kim Mi-rae and Jo Jin-mi compete in women's 10m synchronised diving at the World Aquatics Diving World Cup Super Finals 2026 in Beijing on May 1, 2026. (Photo by ADEK BERRY / AFP via Getty Images)

Chairman of the Germany's Social Democratic Party (SPD) and Vice-Chancellor Lars Klingbeil (L) poses for a picture as he attends a May Day rally with the motto "together for good work" of trade union IGBCE (IG Mining, Chemistry, Energy) in Bergkamen, on May 1, 2026. (Photo by INA FASSBENDER / AFP via Getty Images)

North Korea's Kim Mi-rae and Jo Jin-mi compete in women's 10m synchronised diving at the World Aquatics Diving World Cup Super Finals 2026 in Beijing on May 1, 2026. (Photo by ADEK BERRY / AFP via Getty Images)

TOPSHOT - This photograph shows a bouquet of Muguets or Lily of the Valley flowers, a flower used in France to mark May Day (Labour Day), during International Workers' Day in Beziers, southern France on May 1, 2026. (Photo by Gabriel BOUYS / AFP via Getty Images)

TOPSHOT - Trade union groups and labour activists carry flags during a Labour Day rally calling for improved working conditions and rights in Seoul on May 1, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

TOPSHOT - Protesters clash with police during a demonstration to mark International Labour Day in Manila on May 1, 2026. (Photo by Jam STA ROSA / AFP via Getty Images)