(brief excerpt from a much longer piece: "Holmes' famous quote comes in the context of a series of early 1919 Supreme Court decisions in which he endorsed government censorship of wartime dissent — dissent that is now clearly protected by subsequent First Amendment authority. The three cases in question arose from socialist criticism of conscription during World War One. The criticism at issue, to modern tastes, was a clearly protected and rather mild expression of opinion.")
https://www.popehat.com/2012/09/19/three-generations-of-a-ha...
(brief excerpt from a much longer piece: "Holmes' famous quote comes in the context of a series of early 1919 Supreme Court decisions in which he endorsed government censorship of wartime dissent — dissent that is now clearly protected by subsequent First Amendment authority. The three cases in question arose from socialist criticism of conscription during World War One. The criticism at issue, to modern tastes, was a clearly protected and rather mild expression of opinion.")