We must acknowledge that we are always making conscious choices and decisions about who we select as the enemy du jour based on our assessment of what serves our “national interest,” a phrase routinely invoked by foreign policy specialists and politicians. But “national interest” tends to be a highly subjective affair that is eminently debatable. In fact, determining just what are our true national interests is what foreign policy debate is all about. And the answer depends on your worldview, your ideology.