Foreign minister insists Qatar discussions were 'positive'; Tehran's prepared to continue negotiating after US expressed disappointment

Amir-Abdollahian strongly condemns hit on target in south of country; UK-based group claims strike targeted weapons en route to Hezbollah terror group

Iranian foreign minister believes talks are 'positive,' says Tehan is 'making serious efforts' to reach agreement, after US said 'no progress made'

Hossein Amir-Abdollahian to hold talks in Ankara days after Israel's Yair Lapid visited, suspected Iranian cell members arrested

Foreign Minister Hossein Amir-Abdollahian says 'negotiations train has reached difficult stops' as talks near end, in presser with visiting Russian counterpart

Foreign Minister claims US accepted a proposal from Tehran before IAEA censure last week, says they will not abandon negotiations stalled since March

Resolution drafted by US and European nations a sign of their growing impatience as diplomats warn window to save deal is closing

'But we still can do it with an extra effort,' Joseph Borrell says after speaking with Iranian FM; vows willingness to help resolve 'latest outstanding issues'

Speaking in Davos, Hossein Amir-Abdollahian says lifting sanctions still main sticking point, accuses Israel of holding US foreign policy hostage to block agreement

Iranian intelligence ministry does not specify nationality of those held; European Union's Enrique Mora arrives to discuss reviving 2015 deal under negotiation in Vienna