Nuclear talks between Iran and the United States "will lead nowhere" if Washington insists that Tehran drop its uranium enrichment activity to zero, Deputy Foreign Minister Majid Takhtravanchi was quoted by state media on Monday as saying.

For a third straight day, the United States on Wednesday issued sanctions targeting Iran as the Trump administration attempts to negotiate a new nuclear arms deal with the Middle Eastern country.

Nuclear negotiations between Iran and the United States are doomed to fail if Washington continues to demand a complete halt to Tehran's