US threatens secondary sanctions on foreign airports aiding Iranian airlines

The United States has intensified its economic pressure on Iran by threatening secondary sanctions against foreign airports and fuel suppliers that provide services to Iranian airlines. This move, announced by U.S. Treasury Secretary Scott Bessent, aims to further isolate Iran’s aviation sector, which has already been heavily sanctioned due to alleged links with the Islamic Revolutionary Guard Corps. The escalation comes amidst a long-standing confrontation between the U.S. and Iran over military and logistical support claims. The new sanctions target not only the airlines but also the international infrastructure supporting their operations, marking a significant step in the U.S. sanctions strategy. Key Takeaways The U.S. threat of secondary sanctions against foreign entities serving Iranian airlines suggests an escalation in economic measures. Market pricing indicates an increased probability of a full Iranian airspace closure by the end of the year. Recent odds adjustments reflect heightened tensions and potential for further developments in U.S.-Iran relations. What to Watch Observers should monitor potential responses from the Civil Aviation Organization of Iran and any offici...