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)

Pakistan Workers Federation (PWF) activists shout slogans during a march to mark International Labour Day, in Quetta on May 1, 2026. (Photo by Banaras KHAN / AFP via Getty Images)

Chairman of the Germany's Social Democratic Party (SPD) and Vice-Chancellor Lars Klingbeil attends a May Day demonstration 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)