Paris Saint-Germain's Champions League victory over Arsenal sparked chaotic scenes across France as celebrations descended into violence, leading to more than 400 arrests. Thousands of fans flooded Paris streets after PSG's penalty shootout triumph, but clashes with police soon erupted. Authorities deployed tear gas as fires, vandalism and transportation disruptions were reported across the capital. Several police officers were injured while businesses and vehicles suffered damage. The unrest has reignited concerns about football-related violence in France, particularly after similar incidents followed PSG's 2025 European success. Despite the turmoil, PSG's victory parade and official celebrations are expected to continue under heightened security.