This latest terrorist outrage for which ISIS claimed responsibility exhibits the new face of 21st century warfare for which there are no front lines, no path to military victory, and acute civilian vulnerability. As such, it represents a radical challenge to our traditional understanding of warfare, and unless responses are shaped by these realities, it could drive Western democracies step by step into an enthused political embrace and revived actuality of fascist politics. Already the virulence of the fascist virus dormant in every body politic in the West has disclosed its potency in the surprisingly robust Trump/Cruz run to become the Republican candidate in the next American presidential election.