The U.S. Department’s sanctioning of over 280 individuals and entities linked to Russia for allegedly using chloropicrin against Ukrainian forces in the ongoing Russia-Ukraine War has been challenged by the Organisation for the Prohibition of Chemical Weapons, which deemed the accusations “insufficiently substantiated.” Nevertheless, upholding the norms against chemical weapons use, as outlined in the Convention, is crucial for ensuring international peace and security, benefiting both the conflicting parties and the global community.