About 100 people, mostly young men and boys, have gathered outside the main mosque in Ma’an, a restive city in southern Jordan, to protest the shooting of a local man by police.

When a group of them unfurls the black flags of the Islamic State of Iraq and the Levant (known as Isis), the mood turns electric: cheers go up, gunshots ring out and one man clambers to the roof of the mosque to plant an Isis banner.

The crowd chants “Down with King Abdullah”, “God is great” and “End the occupation of Ma’an”, then marches towards the courthouse – the main symbol of the state’s authority in the city – with plastic soft-drink bottles filled with petrol, retreating hastily when they see riot police positioned in armoured vehicles nearby. […]