Suspected Islamic State members imprisoned just south of Mosul, in Iraq, in July 2017: Isis reveals it has taken into account the defeat of the “caliphate”. Photograph: Ivor Prickett/New York Times

Islamic State spokesman Abu Hassan al-Muhajir has called upon the group’s fighters to focus on the Arab world rather than mount operations further afi(...)

Jabhat al-Nusra fighters march towards the northern Syrian village of al-Aie in Aleppo province. The group is the most powerful fundamentalist faction in the country. Photograph: Al-Nusra Front via AP

The decision to cut ties between al-Qaeda central and its official Syrian branch, Jabhat al-Nusra, was a tactical ploy to convince the US to remove th(...)

Nusra Front leader Mohammed al-Golani in a video announcing a new name for his organisation.   Photograph: AP

The leader of the Syrian Islamist rebel group Nusra Front said on Thursday it was cutting its ties with al-Qaeda to deny foreign powers, including the(...)

Members of Islamist rebel group Jabhat  al-Nusra prepare a home-made mortar in the Bustan al-Qasr neighbourhood of Aleppo. Photograph: Reuters/Hamid Khatib

The official Syrian branch of al-Qaeda, Jabhat al-Nusra, yesterday pledged loyalty to the Islamic State in Iraq and Syria (Isis), creating a cross-(...)

People walk along a street in Aleppo’s Bustan al-Qasr neighbourhood. Fighting between insurgents and pro-government forces was reported to be raging in the city yesterday. Photograph: Molhem Barakat/Reuters

Syrian government forces have carried out a widespread and systematic campaign of enforced disappearances of people to terrorise the population, a com(...)

A woman in Deir al-Zor carries tree branches to be used for heating.  Photograph: Reuters

UN humanitarian chief Valerie Amos has called on the Security Council to put “sustained pressure” on the Syrian government and armed opponents to faci(...)