The head of Iran’s top security body says Tehran will see any country’s support for new U_S_ economic measures against the Islamic Republic as an “act of war."

United States Treasury chief Scott Bessent announced unprecedented sanctions against Iran. These stringent measures aim to avoid significant new military operations. Oil prices…

Iran vowed Friday to strengthen its economy and withstand what it called “unjust sanctions,” a day after U.S. Treasury Secretary Scott Bessent...