Protesters hold a banner that reads "No violence at school, no violence in the society" during a May Day (Labour Day) rally, marking International Workers' Day, in the Kadikoy district of Istanbul, on May 1, 2026. At least 370 people were arrested on May 1, 2026 during demonstrations in Istanbul curbed by a heavy police deployment, a lawyers' association present at the rallies said. (Photo by Ozan KOSE / AFP via Getty Images)