By Lara Keay For Mailonline
Published: 06:24 BST, 23 September 2019 | Updated: 06:24 BST, 23 September 2019
Boris Johnson has blamed Iran for the attacks on Saudi Arabian oil facilities, before a meeting with President Hassan Rouhani.
The Prime Minister said on Sunday that the UK could attribute blame with a 'very high degree of probability' to the Islamic republic as he declined to rule out military intervention.
The PM told reporters on board the RAF Voyager to New York that he would meet with the Iranian leader at the United Nations General Assembly.
He said he would also raise the case of Nazanin Zaghari-Ratcliffe during discussions on Tuesday afternoon.
The US and Saudi Arabia have already accused Iran of being behind the September 14 raids on the world's largest oil processor and an oil field, causing a spike in prices. Tehran has issued denials.
But Mr Johnson gave the first attribution of blame from the UK before landing in the US in the early hours of Monday UK-time.
Boris Johnson (pictured at Heathrow Airport yesterday) has blamed Iran for the attacks on Saudi Arabian oil facilities, before a meeting with President Hassan Rouhani
'I can tell you that the UK is attributing responsibility with a very high degree of probability to Iran for the Aramco attacks,' he said.
'We think it very likely indeed that Iran was indeed responsible for using both UAVs (unmanned aerial vehicles), both drones and cruise missiles.
'Clearly the difficulty is, how do we organise a global response? What is the way forward?
'And we will be