The days of the War on Terror are coming to an end. Here's What You Need to Remember: The U.S. military must heed the lessons learned over the past seventy-five years and accept the so-called “irregular character” of the conflicts it enters. Cohen noted, “Our doctrine, acquisition and training for conflict is excessively focused on maintaining deterrence or winning the high-end conventional war fight, when the simple reality is that modern warfare is not nearly that clear-cut.” Last month U.S. and Ukrainian special operations forces (SOF) took part in a training exercise dubbed Fiction Urchin, which was part of a multinational exercise that involved ten allied and partner nations. It consisted of special forces operators conducting fast rope insertion and extraction systems—the typical “all in a day’s work” type of exercises that we’ve come to expect from our special forces.