Which of the following cases expanded the First Amendment protection of free speech to include symbolic speech?

This case involved students wearing black armbands to protest the Vietnam War and established that students do not lose their First Amendment rights at school. However, it primarily focused on the rights of students in a school setting rather than defining symbolic speech broadly.

In this case, the Supreme Court upheld the conviction of Charles Schenck for distributing leaflets against the draft during World War I. The ruling established the "clear and present danger" test, which does not pertain to symbolic speech but rather to speech that poses a direct threat.

This case set the standard for libel suits involving public figures, emphasizing the need for proof of "actual malice" in defamation cases. It expanded free press protections but did not specifically address symbolic speech.

Gitlow was convicted for publishing a leftist manifesto advocating for socialism, and the Supreme Court held that the First Amendment's protections apply to state laws through the Fourteenth Amendment. While it was significant for free speech, it did not specifically address the concept of symbolic speech.