Photo of Behrouz Kamalvandi, Ali Rabiei, and Abbas Araghchi during a press briefing in Tehran, Iran

Iran Breaches Key Uranium Enrichment Limit in Nuclear Deal

TEHRAN, Iran — Iran on Monday began enriching uranium to 4.5%, just breaking the limit set by its nuclear deal with world powers, while it is still seeking a way for Europe to help it bypass U.S. sanctions amid heightened tensions between Tehran and Washington...