Freedom of speech and expression, therefore, may not be recognized as being absolute, and common limitations or boundaries to freedom of speech relate to libel, slander, obscenity, pornography, sedition, incitement, fighting words, classified information, copyright violation, trade secrets, food labeling, non-
What was the case that led to the First Amendment?
Free Speech: Schenck v. United States, 1919: In this case, the Supreme Court upheld the conviction of Socialist Party activist Charles Schenck after he distributed fliers urging young men to dodge the draft during World War I.