Talking about growing tensions over tankers in the Gulf, talks were held to try to save the Iranian nuclear deal.
After a meeting with representatives from Britain, France, Germany, Russia and China in Vienna, a high-ranking Iranian official said the atmosphere was "constructive".
Tensions have increased since the United States withdrew from the 201
In recent weeks, Iran and the UK have seized each other's tankers, putting further pressure on the 2015 agreement.
Iran has also admitted that its production of enriched uranium, which is used to produce reactor fuel, but possibly also atomic bombs, violates restrictions.
What do you expect from the meeting? Relieving recent tensions and maintaining the 2015 agreement, which is officially known as the Joint Comprehensive Plan of Action (JCPOA).
Earlier this month, the heads of state and government of Britain, France and Germany made a joint statement. It was "deeply troubled" by the events on the Gulf, and it was time to "act responsibly and find a way forward seek to stop the escalation of tensions and resume dialogue ".
Deputy Iranian Foreign Minister Abbas Araghchi arrived at the meeting. He saw the seizure of his oil tanker as a violation of the JCPOA, and Iran also described it as a "provocative" British proposal for a European-led tanker escort mission Strait of Hormuz, an important international shipping route.
Mr. Araghchi said after the meeting, "The atmosphere was constructive, the talks were good, I can not say that we have solved everything, I can say that there are many commitments."
China's Fu Cong representative said that all parties had "expressed their commitment to protect the JCPOA and expressed … their strong opposition to the unilateral imposition of US sanctions."
What do we know about tension?
Tensions between Great Britain and Iran rebounded earlier this month after British troops captured Iranian tanker Grace 1 in Gibraltar and London claimed it had transported oil to Syria in violation of EU sanctions.
A few days later, under the British flag, Stena Impero was seized by Iran, who said he had "violated international maritime rules."
Britain sent a second warship on Sunday to escort its ships through the Strait of Hormuz.
Recent incidents include:
Why is business in trouble?
In 2018, President Donald Trump said he would unilaterally withdraw the US from the agreement signed by his predecessor Barack Obama.
The US then reinstated sanctions against Iran and countries and companies doing business with Iran.
The other parties criticized Trump's decision, saying they remained fully committed to the deal.
the beginning of the month. The International Atomic Energy Agency confirmed that Iran had exceeded the upper limit for the storage of low enriched uranium.
- Why are the limit values for uranium enrichment in Iran significant?
Iran has responded to sanctions imposed by the US after Mr. Trump gave up the deal. It has also confirmed that it will exceed another of the limits imposed by the deal.