New caliph must remain hidden to stay alive while ruling over fragmented organisation

Doctors warn of serious outbreak at overcrowded camps near Turkish border

Erdogan’s policies have left Ankara isolated, with Moscow one of its most reliable partners

Russian and Turkish inability to end war in Syria has implications for the truce in Libya

Clashes continuing as group of Isis fighters confined to pocket still resisting, says SDF

Black smoke mushrooms over Baghouz as gunfire, explosions and planes heard

Moscow, Tehran and Ankara find no accord at Sochi summit on defeating Idlib jihadis

Shelling persists between insurgents and army as Tahrir al-Sham holds most of Idlib

Russia and Turkey negotiated deal for buffer to avert bloody conflict in civilian-heavy area

Erdogan and Putin agree to patrol buffer between rebels and Syrian government forces

Buses to bring insurgent fighters and civilians to Idlib under agreed deal with Russia

Move comes in wake of unclaimed missile strikes on Syrian air bases on Sunday

Rebels target families shopping in Jaramana as Syrian army advances into eastern Ghouta

Analysis: Pressure from UN will not stop fighting