McIntyre v. Ohio Elections Commission
McIntyre v. Ohio Elections Commission, 514 U.S. 334 (1995), is a case in which the Supreme Court of the United States held that an Ohio statute prohibiting anonymous campaign literature is unconstitutional because it violates the First Amendment to the U.S. Constitution, which protects the freedom of speech.
Source: Wikipedia — McIntyre v. Ohio Elections Commission (CC BY-SA 4.0)