[For yet more imperative reasons, a State may punish utterances endangering the foundations of organized government and threatening its overthrow by unlawful means. These imperil its own existence as a constitutional state. Freedom of speech and press ... does not protect disturbances to the public peace or the attempt to subvert the government.
It does not protect publications or teachings which tend to subvert or imperil the government or to impede or hinder it in the performance of its governmental duties. [...] In short,
this freedom does not deprive a state of the primary and essential right of self preservation; which, so long as human governments endure, they cannot be denied.
- From the Majority Opinion, Gitlow v. New York, Justice Sanford, 1925
In the text, Justice Sanford and the majority give final and conclusive importance to which of the following aspects of the Fourteenth Amendment?
The individual's protection of constitutional rights through selective incorporation
The individual's freedom to subvert government
The limits on freedom of speech for naturalized citizens
The extent of due process limitations on state legislatures no