Iranian foreign minister Mohammad Javad Zarif: “We will not abandon . . . our technological advances.” Photograph: Reuters/Heinz-Peter Bader

The fifth round of negotiations between Iran and the “P5 + 1” – the members of the Security Council plus Germany – began in Vienna on Tuesday. The (...)

US president Barack Obama appears on two large screen as he delivers his speech during the closing session on the last day of the nuclear summit in The Hague yesterday. Photograph: Frank Augstein/EPA

Luckily, one of the successes of US president Barack Obama’s drive to secure vulnerable nuclear material has been Ukraine, which announced two (...)

European Union foreign policy chief Catherine Ashton (left) and Iranian Foreign Minister Mohammad Javad Zarif deliver a press statement after a conference in Vienna today. Photograph: Heinz-Peter Bader/Reuters

In what officials described as a serious, workmanlike and conversational atmosphere, Iran and six world powers have agreed on a timetable and f(...)

“The church is facilitated in presenting itself today as a religious organisation, tomorrow as a state – a handy arrangement, given some of its more sordid entanglements.” Pope Francis attends his weekly audience in St Peter’s Square, Vatican City, yesterday. Photograph: Franco Origlia/Getty Images

It was the post office in the Vatican that earned the Holy See its first stamp of approval as a sovereign state. This explains why Vatican stamps are (...)

 An IAEA inspector checks the enrichment process inside the uranium enrichment plant Natanz in central Iran today.  The aim of the inspectors was to check whether Iran would fulfill its commitments in line with the Geneva agreement of November 24th last year and suspend uranium enrichment at 20 per cent. Photograph: EPA

In a historic deal, European Union foreign affairs ministers agreed this afternoon to lift some sanctions on Iran, following confirmation from the Int(...)

Tánaiste Eamon Gilmore: discussing deteriorating situation in Central African Republic in Brussels today. Photograph: Eric Luke

The European Union will decide today on whether to send up to 1,000 troops to the Central African Republic, in what would be the first new military mi(...)

The nuclear power plant in Bushehr, Iran Photograph: Abedin Taherkenareh/EPA

European Union governments will implement all EU sanctions relief for Iran covered by a landmark nuclear deal on January 20th, the day the agreement t(...)

Iranian foreign minister Mohammad Javad Zarif (second right) hugs French foreign minister Laurent Fabius after a ceremony at the United Nations in Geneva this morning. Photograph: Reuters

Halting uranium enrichment above 5 per cent This would keep Iran’s enrichment level well below the threshold needed for weapons-grade material,(...)

US secretary of state John Kerry today said he hoped an agreement to end a dispute over Iran’s nuclear programme would be completed within months. Photograph: Denis Balibouse/Reuters.

Iran will grant UN inspectors “managed access” to a uranium mine and a heavy-water plant within three months as part of a cooperation pact reached on (...)

European Union foreign policy chief Catherine Ashton with Iranian Foreign Minister Mohammad Javad Zarif before the start of two days of closed-door nuclear talks at the United Nations European headquarters in Geneva. Photograph: Denis Balibouse/Reuters

Iran is making progress in negotiations with six world powers aimed at ending a decade-long nuclear standoff between Tehran and the West, but the disc(...)