Residents queueing for humanitarian aid at the Palestinian refugee camp of Yarmouk, Damascus, in March. Photograph: Reuters

Palestinians displaced from Syria’s largest UN camp, in the flashpoint Yarmouk district south of Damascus, face an outbreak of typhoid that could spre(...)

Syrian Kurds waiting behind barbed wired on the Syrian side of the border with Turkey after they fled the Syrian town of Kobane. Photograph: Bulent Kilic/AFP/Getty Images

Islamic State is a hydra-headed military cult that grows two poisonous heads for every one lopped off. Yesterday’s attacks in France, Tunisia, Kuwait (...)

Syrian Kurdish fighters celebrate on Monday after wresting Tal Abyad from Islamic State. Photograph: Rodi Said/Reuters

Islamic State fighters have been expelled from the strategic town of Tal Abyad by a Syrian Kurdish militia bolstered by US air cover. Commander Husey(...)

 Syrian refugees waiting on the Syrian side of the border crossing  near Akcakale, in Turkey’s Sanliurfa province, on Wednesday. Iran has denied it has deployed troops in Syria to bolster the Syrian army and its militia allies although this has been widely reported in the Syrian media. Photograph: Sedat Suna/EPA

UN special envoy Staffan de Mistura estimates that Iran spends $6 billion (€5.3 billion) a year to sustain the Syrian regime. This figure apparently e(...)

Children queue for water in the northwestern Syrian city of Ariha, in Idlib province, on Tuesday, after a coalition of insurgent groups seized the area. Syria has seen an increased flow of weapons and funds and an influx of fighters to insurgent and jihadi groups. Photogaph:  Khalil Ashawi/Reuters

In early March, the Syrian regime was on the offensive and had retaken territory lost to insurgents. Reasonable prospects existed for dialogue between(...)

Children playing at a makeshift settlement for Syrian refugees in Bar Elias, in the Bekaa valley. The Britain-based Syrian Observatory for Human Rights said more than 215,000 people have been killed since the start of the crisis in 2011, about  half of them civilians. Photograph: Jamal Saidi/Reuters

The four-year-old Syrian conflict has precipitated the world’s largest humanitarian crisis since the second World War. An estimated 200,000-220,000 ha(...)

Syrians enjoy a snack in a park in the city of Damascus. The war in Syria is entering its fifth year. Photograph: Louai Beshara/AFP/Getty Images

The avenues and streets of Damascus are alive with the thrum of traffic, the pavements with the tramp of feet of hundreds of thousands of Syrians who (...)

Pope Francis and other senior Christian and Muslim clerics have urged members of the ancient Christian communities of the Middle East to stay on in the region despite conflict and discrimination. Photograph: Reuters/Osservatore Romano

Ahead of Christmas, senior Christian and Muslim clerics have urged members of the ancient Christian communities of the Middle East, the cradle of t(...)

Turkish Kurds watch the Syrian town of Kobani from  the Turkish-Syrian border in the southeastern town of Suruc in Sanliurfa province at the weekend. Photograph: Kai Pfaffenbach/Reuters

US secretary of state John Kerry denies that the bombing campaign against Islamic State fighters in and around the small, dusty Syrian Kurdish town of(...)

A rebel fighter on the  the frontline against Syrian president Bashar al-Assad’s forces in Aleppo. Photograph: Hosam Katan/Reuters

The Syrian conflict is being driven and prolonged by a war economy, by profiteering and dirty deals between militias. “Moderate” rebels openly form ba(...)