I need help with this

- "schenck v. united states, case in which the u.s. supreme court ruled on march 3, 1919, that the freedom of speech protection afforded in the u.s. constitution's first amendment could be restricted if the words spoken or printed represented to society a “clear and present danger.” "

- speech aimed to potentially create danger could be banned.

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four sitting presidents have been assassinated while in office but the first was abraham lincoln,

because it took place after the war of 1812 had come to an end.