Two gendarmes stand guard next to a 2,500-year-old helmet and two bracelets of the ancient Dacian culture at Romania's National History Museum in Bucharest, Romania, April 21, 2026. The helmet and two bracelets were recovered after being stolen from a museum in the Netherlands and now returned to Romania. (Photo by Cristian Cristel/Xinhua)

A woman takes a photo of a 2,500-year-old helmet and two bracelets of the ancient Dacian culture at Romania's National History Museum in Bucharest, Romania, April 21, 2026. The helmet and two bracelets were recovered after being stolen from a museum in the Netherlands and now returned to Romania. (Photo by Cristian Cristel/Xinhua)

A 2,500-year-old helmet is displayed at Romania's National History Museum in Bucharest, Romania, April 21, 2026. The helmet and two bracelets were recovered after being stolen from a museum in the Netherlands and now returned to Romania. (Photo by Cristian Cristel/Xinhua)

A 2,500-year-old helmet and two bracelets of the ancient Dacian culture are displayed at Romania's National History Museum in Bucharest, Romania, April 21, 2026. The helmet and two bracelets were recovered after being stolen from a museum in the Netherlands and now returned to Romania. (Photo by Cristian Cristel/Xinhua)

Two gendarmes stand guard next to a 2,500-year-old helmet and two bracelets of the ancient Dacian culture at Romania's National History Museum in Bucharest, Romania, April 21, 2026. The helmet and two bracelets were recovered after being stolen from a museum in the Netherlands and now returned to Romania. (Photo by Cristian Cristel/Xinhua)