The Supreme Court ruled a list of cases that supported to explain the boundaries of free speech.
Congress passed the Espionage Act of 1917, soon after the United States joined into World War I.
The law prohibited intervention in military operations or recruitment.
The Espionage Act prohibited attempts to interfere in military actions, raise a rebellion in the military or try to support the United States rivals during wartime and several other freedom of speech has been prohibited under this act.
