Austrian police officers walk past the Palais Coburg Hotel where the Iran nuclear talks meetings are being held in Vienna, Austria on Monday. Photograph: Joe Klamarjoe/AFP/Getty Images

Iran and six world powers negotiations continue to try clinch an historic agreement on Monday that would bring sanctions relief to Tehran in exchan(...)

US secretary of state John Kerry  at talks in Vienna over Iran’s nuclear programme. Photograph: Carlos Barria/Reuters

Iran and major powers gave themselves at least until Friday to negotiate an agreement on the Iranian nuclear programme, but a source from one of the p(...)

Searching  for a deal ....  US secretary of state John Kerry looks at the view of Lake Geneva from his hotel room as the Iran nuclear talks continue, in Lausanne, Switzerland, on Wednesday. Photograph: Laurent Gillieron/EPA

Major powers and Iran were closer to a preliminary accord on reining in Tehran’s nuclear programme as marathon talks ran into Wednesday, but they hit (...)

A journalist naps after Iran nuclear program talks extended into the early morning at the Beau Rivage Palace Hotel in Lausanne, Switzerland on Wednesday. Photograph: AFP/Pool/Getty Images 1:28

China’s foreign minister said there was “significant progress in core issues” in Iran talks to reach an outline accord reining in Tehran’s nuclear pro(...)

US secretary of state John Kerry waits with others before a meeting with Russia, China, France, Germany, European Union and Iranian officials at the Beau Rivage Palace Hotel in Lausanne, Switzerland on Monday. Photograph: Brendan Smialowski/Pool via The New York Times 1:28

Russian foreign minister Sergei Lavrov said he would rejoin talks on Iran’s nuclear programme in Lausanne later on Tuesday and said there was a good (...)

French foreign minister Laurent Fabius said today securing a ceasefire for the Gaza Strip and preventing an escalation of the latest outbreak of host(...)

Former British foreign minister Jack Straw  speaks with Alaeddin Boroujerdi  head of the foreign policy commission of the Iranian parliament, at the parliament in Tehran on Wednesday  to prepare the resumption of diplomatic ties. PHotograph: Abedin Taherkenareh/EPA .

Iran’s talks with the European Union have ended with an agreement over outstanding issues about the practical details of implementing a nuclear agree(...)

The UN nuclear watchdog and Iran have held “very productive” talks on how to advance a long-blocked investigation into Iranian atomic activities.   Iran is seen to be engaging more openly on the topic of its nuclear ambitions since  the election president Hassan Rouhani.  Photograph: Adrees Latif/Reuters.

The UN nuclear watchdog and Iran have held “very productive” talks on how to advance a long-blocked investigation into Iranian atomic activities and w(...)

European Union foreign policy chief Catherine Ashton (left) laughs with Iranian foreign minister Mohammad Javad Zarif at the start of two days of closed-door nuclear talks at the United Nations offices in Geneva today. Photograph: Fabrice Coffrini/Pool/Reuters

Iran said it presented “logical” proposals in talks with six world powers in Geneva today aimed at achieving a breakthrough in a decade-old standoff (...)

A Free Syrian Army (FSA) fighter (left) provides cover for his fellow fighter inspecting a body, which according to the FSA was one of the forces loyal to Syria’s president Bashar al-Assad, during an offensive to seize Aleppo’s town of Khanasir. Photograph: Ammar Abdullah/Reuters

Western powers could attack Syria within days, envoys from the United States and its allies have told rebels fighting president Bashar al-Assad, accor(...)