Identifying Selective Incorporation: First Amendment

Selective incorporation is an important legal doctrine in the United States that applies the Bill of Rights to the states through the Fourteenth Amendment. By examining landmark Supreme Court decisions, one can see how certain rights have been incorporated over time. A key aspect of this process is identifying which rights are considered fundamental and merit protection from state interference.

Considering the various Supreme Court cases that have addressed selective incorporation, which of the following amendments, specifically protected against state infringement, has been established through selective incorporation?