Question: Which US Supreme Court Case occurred first, Gravel v. United States or Schenck v. United States?
Sentence (from "Schenck v. United States"): A unanimous Supreme Court, in an opinion by Justice Oliver Wendell Holmes, Jr., concluded that defendants who distributed fliers to draft-age men, urging resistance to induction, could be convicted of an attempt to obstruct the draft, a criminal offense.
Relevant evidence: No