He says the more relevant precedent is United States v Morison, when the defendant was convicted for leaking photographs of Sovietnaval construction to a British magazine.
Unfortunately, Soviet efforts to constrain U.S. naval capabilities, in general, and American SLCMs, in particular, play well in certain Western quarters.
First, as a maritime power we and our allies and friends are critically dependent on naval forces to a measure far beyond that of a land-power like the Soviet Union.