Tensions between the United States and Iran have reached another critical juncture. While a fragile ceasefire is holding, efforts to translate the nearly three-week truce into a permanent agreement appear to have stalled. Hopes of talks in the Pakistani capital, Islamabad, over the weekend dissipated after US President Donald Trump cancelled a visit by his envoys as both Iran and the US remain steadfast in their respective demands, especially over Tehran’s nuclear programme and control of the Strait of Hormuz. Recommended Stories list of 3 items list 1 of 3 Satellite images show scale of Israeli destruction of south Lebanon towns list 2 of 3 From Australia to Vietnam, the Iran war is fuelling demand for EVs list 3 of 3 War and neglect fuel deadly measles epidemic in Sudan’s Darfur end of list Iranian Foreign Minister Abbas Araghchi on Monday blamed the US for the failure of the talks.…