A series of repressive dictatorships have been brought down in north Africa, but the ensuing struggles for power have left a vacuum that has allowed the rise of an extremist movement that is gathering both force and supportersLate last year, largely unnoticed in the west, Tunisia's president, Moncef Marzouki, gave an interview to Chatham House's The World Today. Commenting on a recent attack by Salafists – ultra-conservative Sunnis – on the US embassy in Tunis, he remarked in an unguarded moment: "We didn't realise how dangerous and violent these Salafists could be … They are a tiny minority ... Read More