Answer: Schenck v. United States (1919)
Debs v. United States (1919)
Gitlow v. New York (1925)
Chaplinsky v. New Hampshire (1942)
United States v. O'Brien (1968)
Tinker v. Des Moines (1969)
Brandenburg v. Ohio (1969)
Cohen v. California (1971)
Step-by-step explanation:
Here are some:)