The incidents that occurred in Europe were involving native Europeans themselves, although they did travel to and back from Syria.  Just like Europe could have home grown terrorists, the same likeliness applies to the gulf states. In fact statistics even show that one of the highest number of recruits for Daesh has been those from Saudi Arabia. [1]  [1] The Economist, ‘It ain’t half hot here, mum’, 28 August 2014,