IMPROVING SOUTH KOREA’S MISSILE DEFENSES: The US and South Korea use the term “tailored deterrence.” This is my definition of the term: South Korea and Japan are tired of North Korea’s threats and are going to invest in improved defensive systems and offensive systems. From the linked article: “In 2016 alone, the reclusive country conducted two nuclear tests and launched more than 20 ballistic missiles despite warnings by the international community.” North Korea is “the reclusive country.”