The United States and its allies are moving forward with active naval operations to contain the North Korean proliferation threat. The strikingly odd thing about this is that South Korea isn’t going to be one of them. Here is a list of nations with which the United States has more diplomatic and military synergy today than with South Korea: Canada, Germany, Italy, Japan, Netherlands, Poland, Portugal, Spain, Australia, … and France. I guess you’re officially no longer a U.S. ally when...