Through defining court cases and his articles in the Chicago Tribune, McCormick strove to define and secure First Amendment rights for future generations to come.
Response to McCormick's Free Press speech before The City of Chicago vs. The Chicago Tribune court case (Source: East St. Louis, Illinois. Journal, Oct. 19, 1921)
(Source: Richard Norton Smith: The Colonel: The Life and Legend of Robert R. McCormick, Illinois Channel Archives)