UN Secretary General Antonio Guterres has urged the US President, Donald Trump not to walk away from an international deal designed to prevent Iran acquiring nuclear weapons.
Mr Guterres warned there is a real risk of war if the 2015 agreement is not preserved.
The US president has until 12 May to decide whether to stick with the deal.
European allies France, the UK and Germany meanwhile have agreed that pursuing the current nuclear deal with Iran is the best way to stop it developing nuclear weapons.
On Monday, Israeli Prime Minister Benjamin Netanyahu revealed what he says are “exact copies” of documents obtained by Israeli intelligence from a secret storage facility in Tehran.
There were, he said, 55,000 pages of evidence and a further 55,000 files on 183 CDs relating to a secret nuclear weapons programme, dubbed Project Amad which had the explicit goal of producing five warheads, each with the yield of 10 kilotonnes of TNTPlease subscribe to our newsletter