Time, Place, and Manner Restrictions: These restrictions allow the government to regulate where and when certain types of expression can occur without violating the First Amendment.
Hate Speech: Hate speech refers to expressions that attack or demean individuals based on attributes such as race, religion, ethnicity, gender identity, etc. While it is generally protected under freedom of speech, there are limitations when it incites violence or poses a direct threat.
Obscenity: Obscenity refers to sexually explicit material that lacks serious literary, artistic, political value and appeals primarily to prurient interests. It is not protected by the First Amendment and can be subject to limitations.