
Demonstrators lay carnation wreaths at the workers' monument during a May Day (Labour Day) rally, marking International Workers' Day, in Thessaloniki on May 1, 2026. (Photo by Sakis Mitrolidis / AFP via Getty Images)

Demonstrators lay carnation wreaths at the workers' monument during a May Day (Labour Day) rally, marking International Workers' Day, in Thessaloniki on May 1, 2026. (Photo by Sakis Mitrolidis / AFP via Getty Images)