A demonstrator is pictured through the windows of a vehicle as he takes part in a May Day demonstration marking International Workers' Day in Lisbon on May 1, 2026. (Photo by PATRICIA DE MELO MOREIRA / AFP via Getty Images)

The full moon also known as the Flower Moon rises above Warsaw's skyscrapers as seen from the village of Klaudyn, Masovian Voivodeship on May 1, 2026. (Photo by Sergei GAPON / AFP via Getty Images)

Britain's King Charles III is shown the 'Spirit of Bermuda', a replica tall ship purpose-built for training in 2006 by the Bermuda Sloop Foundation during a sport and youth-themed gathering on the waterfront at The Camber on May 1, 2026 in Hamilton, Bermuda. King Charles III is in Bermuda for his first visit to a British Overseas Territory as Sovereign. (Photo by Chris Jackson / POOL / AFP via Getty Images)

Britain's King Charles III onboard the Coast Guard's console boat during a Coast Guard briefing on May 1, 2026 in Hamilton, Bermuda. King Charles III is in Bermuda for his first visit to a British Overseas Territory as Sovereign. (Photo by Chris Jackson / POOL / AFP via Getty Images)

A couple enjoys the view of Warsaw's skyscrapers from the observation point in the village of Klaudyn, Masovian Voivodeship on May 1, 2026. (Photo by Sergei GAPON / AFP via Getty Images)

French gendarmes operate following a road accident that claimed the lives of five young people in Sarras, central-eastern France on May 1, 2026. Five young people aged between 17 and 20 were killed on May 1, 2026, when their vehicle burst into flames following a road accident in the north of the Ardeche; the cause of the accident has yet to be determined. (Photo by Alex MARTIN / AFP via Getty Images)

Revellers take part in a Rave Party at a military site in Cornusse, near Bourges, central France on May 1, 2026. Around 20,000 partygoers gathered on May 1, 2026, at a military site near Bourges described by the authorities as "extremely dangerous" to take part in a rave party, against a backdrop of tougher legislation targeting these illegal techno gatherings. (Photo by ARNAUD FINISTRE / AFP via Getty Images)

A person takes images with his mobile from a balcony as a May Day demonstration marking International Workers' Day passes by in Lisbon on May 1, 2026. (Photo by PATRICIA DE MELO MOREIRA / AFP via Getty Images)