Islamabad. Historic peace talks between the United States and Iran have concluded without a concrete agreement. After 21 hours of intensive discussions, the US delegation announced that the talks were inconclusive, stating that Iran could not agree to their terms.Addressing the media after the talks, US Vice President JD Vance stated that the US had made its 'red lines' clear, but Iran refused to accept them. He said, 'We spent a long time trying to be flexible, but the Iranian side was not prepared to accept our conditions.' Vance noted that the US had presented its 'final and best' offer to...