Fighters of al-Qaeda linked Islamic State of Iraq and the Levant carry their weapons during a parade at the Syrian town of Tel Abyad, near the border with Turkey January 2nd. The Al-Qaeda-linked organisation has exploited the unrest in Iraq by moving into  byattacking police stations and looting weapons depots. Photograph: Yaser Al-Khodor/Reuters

Baghdad’s forcible detention of a Sunni lawmaker and brutal dispersal of a Sunni protest sit-in at the city of Ramadi has sparked a tribal revolt i(...)