No details about the nature of Iran's "implementation issues" with Britain, France, and Germany were provided
The International Atomic Energy Agency (IAEA) said in a confidential report to member nations that it has sent questions to Iran in three separate letters but has received no reply
On all four dimensions, there are either new complications for old concerns or emerging anxieties in an energy transition.
Iran has said it will breach the deal's limits on its nuclear activities one by one, ratcheting up pressure on the countries who still hope to save it
The International Atomic Energy Agency said in a statement that Iran's heavy water production plant was in operation and that its stock of heavy water was 131.5 tonnes
Daily exports could be as little as a couple of hundred thousand barrels, or exceed the 1 million a day shipped during previous sanctions under Trump's predecessor Barack Obama
Britain, France, Germany, Russia, China, the EU and Iran - met for emergency talks in Vienna
British authorities detained an Iranian tanker off the UK overseas territory of Gibraltar in early July on allegations it was breaching EU sanctions on Syria
Britain's ambassador to US believed Trump pulled out of the Iranian nuclear deal because it was associated with his predecessor Barack Obama
Iran has repeatedly warned Europe in recent weeks that it would begin walking away from an accord neutered by a maximalist American campaign of sanctions
Iran on Thursday rejected negotiations with the US and said it was showing "maximum restraint" after Washington sent extra military forces to the region
Iran said it was responding to the sweeping unilateral sanctions that Washington has reimposed since it quit the agreement one year ago
Iran announced a plan to increase its uranium enrichment capacity with new centrifuges in the event that the agreement collapses, while still denying any desire to build a nuclear weapon
The Iranian leader said he hoped the matter could be addressed at the ministeriaal talks in Vienna
During the meeting the ministers will discuss an "incentive package" the European Union is offering to try to persuade Iran to stay in the agreement, says media reports
Based on the deal, Tehran stopped enrichment activities in Fordow and turned it into a research centre
Rouhani also hailed Russia-Iran cooperation in Syria, saying "our role in the region is quite significant"
Merkel said that the European Union is "currently discussing" a law that would block US sanctions on European companies wanting to invest in Iran
AP Moller-Maersk said it planned to shut down operations in Iran