Germany's border controls are likely to remain in place despite legal challenges, illustrating a sustained shift toward selective Schengen fragmentation that is already imposing measurable, though not systemic, economic costs by disrupting cross-border mobility and supply chains across the European Union. On April 27, an administrative court in Koblenz ruled that Germany's border controls with its neighbors violated the Schengen Agreement, finding that the German government had failed to demonstrate a sufficiently concrete threat to justify restricting the free movement of persons within the passport-free area. The case was brought by a German individual who was stopped at the Germany-Luxembourg border. The court concluded that the legal justification for the passport checks (primarily migration-related pressure) was too vague to meet the Schengen treaty's exception criteria. However, the German government rejected the broader implications of the ruling, arguing that it applied only to the individual case and not to the legality...