1: London ( CNN ) Tunisia 's ultra-radical fringe has come back to bite a government born out of the most successful experiment in constitutional reform to emerge from the 2011 Arab Spring revolutions . 2: Jihadist firebrands representing thousands of active militants at home and abroad have been threatening retribution on Tunisia 's outward-looking , investment-friendly majority . 3: Jon Marks : Ultra-radical fringe has previously threatened Tunisia 's liberal majority .
1: Tunisia 's ultra-radical fringe 2: Jihadist firebrands 3: Ultra-radical fringe