neoconservatism number students later members bush administration henry david thoreau influential american thinker diverse later political positions topics pacifism anarchism environmentalism civil disobedience influenced later important political activists leo tolstoy mahatma gandhi martin luther king jr alexis de tocqueville french political scientist diplomat known works ''democracy america'' ''the old regime revolution'' fran ois marie arouet voltaire french enlightenment writer poet philosopher famous advocacy civil liberties including freedom religion free trade bernard
Social science Political science Political philosophy