. . . whoever, when the United States is at war, shall wilfully utter, print, write, or publish any disloyal, profane, scurrilous, or abusive language about the form of government of the United States, or the Constitution of the United States, or the military or naval forces of the United States, or the flag . . . or the uniform of the Army or Navy of the United States, or any language intended to bring the form of government . . . or the Constitution . . . or the military or naval forces . . . or the flag . . . of the United States into contempt, scorn, contumely, or disrepute . . . shall be punished by a fine of not more than $10,000 or imprisonment for not more than twenty years, or both....
-- The Espionage Act of May 16, 1918