Current political changes and rising import tariffs pose major challenges for global supply chains. Adjustments in trade policy require flexible procurement strategies and quick decisions in order to ensure the future viability of the supply chain. With modern decision-making software, companies can react agilely to unforeseen events and optimize their supply chains. Complex networks can be efficiently replanned following the introduction of punitive tariffs - based on reliable analyses rather than gut instinct. A fictitious use case shows how data-based planning significantly increases the resilience and efficiency of the supply chain.