how has the first amendment been incorporated in a supreme court decision
The First Amendment has been fully incorporated through the application of the Fourteenth Amendment, under the doctrine of selective incorporation.. Gitlow v. New York, (1925 â¦) was the first case that applied a First Amendment Clause to the states.he US Supreme Court uses the doctrine of selective incorporation to apply individual clauses of the Bill of Rights to the states via the Fourteenth Amendment Due Process and â¦ Equal Protection Clauses.