The Europeans say breach of the agreement by Iran would escalate confrontation at a time when Tehran and Washington are at risk of a miscalculation that could trigger a war The countries that are still parties to the 2015 nuclear accord held urgent talks with Iranian officials on Friday in Vienna in hopes of persuading Tehran to hold off DUBAI: Iran will soon exceed an enriched uranium limit under its nuclear deal, after remaining signatories to the pact fell short of Tehran’s demands to be shielded from US sanctions, the semi-official Fars news agency cited an “informed source” as saying. “As the commission meeting in Vienna could not satisfy Iran’s just demands ... Iran is determined to cut it commitments to the deal and the 300 kg enriched uranium limit will be soon breached,” the unnamed source said, according to Fars. The countries that are still parties to the 2015 nuclear accord - European powers Britain, Germany and France plus Russia and China - held urgent talks with Iranian officials on Friday in Vienna in hopes of persuading Tehran to hold off. Iran’s envoy to a meeting of the remaining signatories to the agreement said on Friday that European countries had offered too little at last-ditch talks to persuade Tehran to back off from its plans to breach limits imposed by the deal. The Europeans say breach of the agreement by Iran would escalate confrontation at a time when Tehran and Washington are at risk of a miscalculation that could trigger a war.