Deep-rooted mistrust continues to stand in the way of any meaningful thaw between Iran and the United States despite renewed diplomacy after weeks of war. After a 40-day war, Iran and the United States returned to the negotiating table in Islamabad for 21 hours of high-level talks that ended without agreement. A day later, US President Donald Trump announced a naval blockade of the Strait of Hormuz and... [5455 chars]