Islamic State appears to be using Palmyra as the latest outpost of its self-declared caliphate rather than immediately harming or looting the city’s magnificent Greco-Roman ruins. Photograph: AFP/HO/Welayat Homs

Hours after they swept into the Syrian city of Palmyra last week, Islamic State militants carried out scores of summary executions, leaving the bod(...)

Displaced Sunni people fleeing the violence in Ramadi on the outskirts of Baghdad. Iraqi forces recaptured territory from advancing IS militants near the recently-fallen city of Ramadi on Sunday. Photograph: Reuters/Stringer

Rival powers and allies have traded barbs and accusations over the recent successes of Islamic State, a week after the militant group seized Ramadi (...)

Iraqi families, who fled the city of Ramadi after it was seized by Islamic State , gather during a sand storm at a camp. Photograph: Getty Images

A convoy of Shia Muslim militia and Iraqi army forces set out from a base near Ramadi on Saturday to advance on areas held by Islamic State, a Shia sp(...)

Iraqi families, who fled the city of Ramadi after it was seized by Islamic State, waiting to cross Bzeibez bridge on the southwestern frontier of Baghdad on Friday.  Photograph: Ahmad al-rubaye/AFP/Getty Images

The Islamic State (IS) seized Syria’s last border crossing with Iraq yesterday, after big advances in both countries that have cast doubt on the effe(...)

Islamic State militants who have taken over Palmyra have  imposed a curfew from 5pm until sunrise and banned people from leaving town until Saturday morning to ensure no government-linked figures they are seeking manage to escape, activists and officials said. File photograph: Christophe Charon/AFP/Getty Images

Islamic State militants have been searching through the Syrian town of Palmyra for government troops and fighters, and activists are claiming at least(...)

Islamic State militants were reported to have gained ground against Syrian troops in fighting near the historic city of Palmyra, also known as Tadmur. This is a file potograph of the ancient city. Photograph: Joseph Eid/AFP/Getty Images

Islamic State militants were reported to have gained ground against Syrian troops in fighting near the historic city of Palmyra, also known as Tadmur(...)

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(...)

An Islamic State loyalist in Raqqa, Syria, on June 29th, 2014. Men who live in the IS-controlled city told The Irish Times the city has “no government”. Photograph: Reuters

Passengers exhausted by their long journey sit on the kerb or lounge against the buses that have brought them to Damascus from Raqqa in north central (...)

Tribal fighters take part in a security deployment against Islamic State militants in the town of Amriyat al-Falluja, in Anbar province. The jihadists’ momentum in Iraq appears to be stalling. Photograph: Reuters

Islamic State appeared unstoppable after its blitz through Iraq this summer, with its battle-hardened fighters continually raising their black flag ov(...)

Turkish tanks and armoured vehicles took up positions on hills overlooking the besieged Syrian border town of Kobani today as shelling by Islamic State insurgents intensified and stray fire hit Turkish soil. Photograph: Murad Sezer/Reuters

US warplanes have attacked Islamic State targets in Syria, in raids that a group monitoring the war said killed civilians as well as jihadist fighters(...)