 Complete the following phrase:  Security and intelligence expert Martin Reardon has described ISILs purpose as being to psychologically break those under its control, so as to ensure their absolute allegiance through fear and intimidation, while generating outright hate and vengeance among its enemies. Jason Burke, a journalist writing on Salafi jihadism, has written that ISILs goal is to terrorize, mobilize and polarize. Its efforts to terrorise are intended to intimidate civilian populations and force governments of the target enemy to make rash decisions that they otherwise would not choose. It aims to mobilise its supporters by motivating them with, for example, spectacular deadly attacks deep in Western territory such as the 