French president Francois Hollande and US president Barack Obama shake hands during a joint news conference at the White House, November 24th, 2015 in Washington, DC. Photograph: Chip Somodevilla/Getty Images

French President Francois Hollande said on Tuesday the United States and France have agreed to step up strikes in Syria and Iraq to target Islamic Sta(...)

Military investigators from Russia stand near the debris of a Russian airliner at the site of its crash at the Hassana area in Arish city, north Egypt. File photograph: Mohamed Abd El Ghany/Reuters 1:04

Russia said on Tuesday it had stepped up air strikes against Islamist militants in Syria with long-range bombers and cruise missiles after the Kremlin(...)

Officers with the Russian ministry for emergency prepare to unload an airliner with the bodies of victims of a Metrojet Airbus 321-200 that crashed on Egypt’s Sinai Peninsula on Saturday, at Pulkovo International Airport in Saint Petersburg. Photograph: Dmitry Lovetsky/The New York Times 1:04

Investigators have started examining the black boxes from the Russian Metrojet plane that crashed in the Sinai desert, as Egypt warned that there migh(...)

The leaders of Serbia, Bosnia and Croatia sign  the peace agreement on Bosnia in  December 1995 whilst world leaders look on. Photo: Getty.

Could Russia’s military intervention in Syria be the prelude to – or even enable – a regional peace deal similar to the 1995 Dayton Agreement, which b(...)

Camouflaged Iranian  soldiers march during the annual military parade marking the begging of the 1980 war with Iraq, in Tehran, Iran, 22 September 2015. Iran is marking the start of the eight-year-long war with Iraq. Photograph: Abedin Taherkenareh/EPA

The Iraqi military has announced that it had agreed to share intelligence about the Islamic State with Russia, the Syrian government and Iran, an agre(...)

 Men help an injured boy who survived what activists said were airstrikes by forces loyal to Syria’s president Bashar al-Assad, in the Douma neighborhood of Damascus in late August. Although international attention has turned to Islamic State atrocities, the country’s war has been far more destructive and deadly.  Photograph: Bassam Khabieh/Reuters

Every morning, at the dawn call to prayer, women and children move silently from the Damascus suburb of Douma to the surrounding farm fields, seeking (...)

A Russian SU-33 naval fighter plane  during a drill  west of the Crimean city of Simferopol. US intelligence expects fighter jets to form part of the next phase of the buildup at the airbase in Syria. Photograph: Pavel Rebrov/Reuters

Russia has positioned tanks at a Syrian airfield where it has been steadily building up defenses, two US officials told Reuters on Monday, speaking on(...)

The temple of Baal Shamin in the historical city of Palmyra, which was destroyed by Islamic State.  Photograph: Reuters/Stringer 0:43

Islamic State militants have razed a fifth-5th century Roman Catholic monastery and blown up one of the best-preserved first-1st century temples in Pa(...)

A member of the allied Iraqi forces consisting of the Iraqi army and fighters from the Popular Mobilisation units, fires heavy artillery on the front line during battles with Islamic State (IS) group jihadists on the road leading to Saqlawiya, north of Fallujah. Photograph: Mohammed Ali/AFP/Getty Images

Islamic State militants have seized a key town in central Syria after clashes with president Bashar Assad’s forces, according to activists. The town o(...)

This photo provided by the Syrian anti-government activist group Ariha Today, which has been authenticated, shows Syrian civil defence workers standing on the rubble of a destroyed building that was damaged after a government warplane crashed in the centre of the town of Ariha on Monday. Photograph: Ariha Today via AP. 1:55

At least 27 people were killed and dozens injured when a Syrian army fighter jet crashed into a busy marketplace in the rebel-held northwestern town o(...)