U.S.-Iran Interim Ceasefire Faces Diplomatic Strain Amid Hormuz Reopening

The 60-day interim ceasefire between the United States and Iran is facing its first significant diplomatic test as public contradictions emerge between Washington and Tehran. President Trump has asserted that Iran consented to IAEA inspections at damaged nuclear sites, a claim President Pezeshkian has publicly denied, stating such inspections were never discussed. Pezeshkian further complicated the framework by declaring Iran’s ballistic missile program "non-negotiable," directly challenging the scope of the deal as framed by the U.S. administration. Despite these diplomatic fractures, the physical reopening of the Strait of Hormuz is progressing. Approximately 24 vessels, including seven outbound tankers, transited the waterway in the last 24 hours. While shipping traffic is recovering, economic pressures remain acute; one supertanker was booked at nearly nine times the benchmark freight rate. However, the U.S. domestic market saw its first signs of relief as diesel prices fell below $5 per gallon for the first time since mid-March 2026. In Washington, the U.S. Senate passed a rare 50-48 war powers resolution intended to block future military actions against Iran, with four Republicans joining the Democratic majority. Regionally, skepticism remains high regarding the economic incentives of the deal. Qatar’s Prime Minister characterized the proposed $300 billion reconstruction fund for Iran as an "aspirational" figure, noting that Gulf states require a definitive settlement between the two nations before committing capital.