Contrary to the worldview of progressives, taxation and the coercion it brings are not part of a "social contract." Instead, they are implemented by force.
Taxpayer-funded company Dominion is suing private parties for saying things the company doesn't like. These lawsuits illustrate how defamation laws can be used to destroy free speech.
Mises had hoped that democracy would lead to free societies after World War II ended. He did not foresee the illiberal turn in the West in the last decade.