Iran nuclear

Who is Iran's Ayatollah Ali Khamenei - and why does he matter?

Iran's supreme leader succeeded Ayatollah Ruhollah Khomeini in 1989. Today, his influence extends beyond the Islamic Republic and the Middle East.

Nuclear watchdog chief condemns Iran's 'unprecedented' barring of inspectors

Iran nuclear deal: How to get it right

Seyed Hossein Mousavian

US resident jailed in Iran begins hunger strike over exclusion from prisoner deal

Exclusive: Iran nuclear deal opponents conspired to oust US special envoy

US reaches deal with Iran on prisoner swap and release of $6bn frozen oil revenue

US State Department told Congress Iran envoy was on leave due to illness in family: Report

Interim Iran nuclear talks set back by disagreements over US prisoners

US 'secretly negotiating' deal with Iran, top congressman warns

Iran nuclear talks 'very useful': Minister

EU, US confirm new Iran nuclear talks on 17 December

Iran deal more than a nuclear issue

Trita Parsi

Obama eager to prevent new sanctions against Iran

Iranian FM cites persistent issues in nuclear talks

Elusive nuclear deal undermines Rouhani government

Mahan Abedin

US Congress sceptical of Iran nuclear talks extension

Kerry lauds 'substantial' progress as Iran nuclear talks extended to 1 July

'Coercive diplomacy' and the failure of the nuclear negotiations

Gareth Porter

Iran flexes diplomatic muscles ahead of nuclear deadline

Mahan Abedin

Five questions about Iran and P5+1

Kerry meets Iran FM on nuclear talks