US Renews Urgent Advisory for Americans to Leave Iran

The United States has renewed its urgent call for American citizens in Iran to depart the country immediately, as escalating security risks and limited travel options heighten dangers for U.S. nationals amid preparations for high-stakes diplomatic talks. The advisory, first issued in mid-January 2026, resurfaced online this week, coinciding with scheduled discussions between U.S. and Iranian officials in Muscat, Oman, on Friday.

U.S. Department of State officials emphasized that Iran remains under a Level 4 "Do Not Travel" designation, the highest advisory level, due to threats including terrorism, civil unrest, kidnapping, arbitrary detention, torture, and wrongful detention. "Do not travel to Iran for any reason," the department stated in its guidance. Americans already in the country face significant challenges, as the U.S. maintains no diplomatic or consular relations with Iran, severely restricting emergency assistance. The Swiss Embassy in Tehran serves as the protecting power for U.S. interests, but its support is limited.

The alert specifically warns dual U.S.-Iranian nationals of elevated detention risks, noting that Iran does not recognize dual citizenship and that...