France's 2-0 defeat to Spain in the 2026 World Cup semifinal in Dallas, US, sparked widespread security incidents in France. More than 160 people were detained by police in street clashes that erupted after the match in several cities, notably Paris and Lyon.

In Lyon, according to the Auvergne-Rhône-Alpes regional administration, a group mostly made up of young people gathered at Place Bellecour and threw projectiles and fireworks at security forces. Those involved were detained following police intervention.
According to local media reports, 20 people were detained in Lyon, and another suspect was arrested in the Guillotière district as part of an investigation into a person being wounded by a firearm.
Paris police sources reported that a total of 141 people were detained in operations carried out in the capital and its suburbs. Spain advanced to the World Cup final by winning the match in Dallas.
