The most famous use of the ‘Fire!’ in a crowded theater analogy was 1919’s Schenck v. United States, where the Supreme Court unanimously ruled that protesting the draft by passing out pamphlets exemplified a clear and present danger worthy of regulation.
A handful of exceptions do exist to the First Amendment, but free speech absolutists tend to be skeptical of the comparison you make in your post, because historically there have been some serious legal wrongs performed in the name of said crowded theater.
A handful of exceptions do exist to the First Amendment, but free speech absolutists tend to be skeptical of the comparison you make in your post, because historically there have been some serious legal wrongs performed in the name of said crowded theater.