Radiolab has a great episode about how this more broad application of the first amendment sort of came about due to Oliver Wendell Holmes changing his mind abou

Radiolab has a great episode about how this more broad application of the first amendment sort of came about due to Oliver Wendell Holmes changing his mind about what actually constitutes a "clear and present danger" between two Supreme Court cases in 1919. https://radiolab.org/podcast/what-holmes https://radiolab.org/podcast/what-holmes