“National security” has become the government’s all-purpose permission slip to behave badly. They have become the magic words that can make constitutional restraints disappear—especially when the courts defer to claims of national security. Call something a matter of national security and the normal rules start disappearing: Courts defer. Congress retreats. Secrecy expands. Executive power grows. That game is hardly new. Nixon played it. Bush played it. Obama played it. Biden played it....























