Ghoncheh Ghavami has been released, after being jailed after watching a volleyball match.
John Kerry and German Foreign Minister Frank-Walker Steinmeier say gaps remain.
Breaking: Kerry to fly to Austria after meeting with Saudi and French foreign ministers over Iran deal
Iran is not our friend - and the P5+1 powers should remember that.
China and Iran set to deepen bilateral ties over 'law-enforcement and security cooperation'.
Extremist group Quds Force is designated supporter of terrorism by US in 2007.
Many Muslims believe dogs are impure and should not be kept as pets
A lawsuit alleges that western banks have been complicit in attacks by militants on US armed forces operating in Iraq.
Iran is also seeking investment to create a power network linking Russia and Iran.
Khamenei's plan calls on arming the West Bank through a public referendum without a Jewish massacre.
Former IAEA deputy chief Olli Heinonen says Iran could have up to 5,000 centrifuges instead of the 1,000 it has previously admitted to.
Draft law aims to punish people who own dogs as animals considered 'dirty' in Islam
BREAKING: Secret correspondence with Iran discussed shared interests against Islamic State and progression of nuclear deal.
Tehran to establish 'parallel army' to help Bashar al-Assad's forces in Syria.
US President Barack Obama says the "number one mission" in Syria is to get Isis out of Iraq.
Iran's naval fleet to strategically important Gulf of Aden includes destroyer and helicopter-carrier to deter pirates.
British-Iranian woman has not eaten in days as Amnesty International condemns 'appalling' case
Senior IDF officer says United States, Canada and France are on the same side as Hezbollah, Iran and Assad
Security forces try to disperse protestors outside parliament building in Isfahan.
Abadi in Tehran as Sunni insurgent group captures areas close to Iranian border.
'If Iran wants to be part of the solution in Syria, it has to pull its forces from Syria,' says Saudi Minister.
Plane flying from Birjand to Zahedan was carrying four police officers who were investigating recent attacks in Saravan.