The job of the Supreme Court is not to interpret the Constitution, or interpret any law properly enacted. It is to see to it that the Constitution is obeyed and that all laws passed by the federal government can honestly trace their legitimacy to what appears in its text.
Last week Defense Secretary Ashton Carter laid a wreath at the Vietnam Veterans Memorial in Washington in commemoration of the "50th anniversary" of that war. The date is confusing, as the war started earlier and ended far later than 1966. But the Vietnam War at 50 commemoration presents a good opportunity to reflect on the war and whether we have learned anything from it.