Well, if we prosecuted treason against a person for acting on behalf of a foreign power -- naming them as an Enemy of the United States -- it would be trivial f

Well, if we prosecuted treason against a person for acting on behalf of a foreign power -- naming them as an Enemy of the United States -- it would be trivial for that power to interpret the prosecution itself as declaration of war. So be careful what you wish for. Here, here's a related article by a law professor at my alma mater: https://www.washingtonpost.com/opinions/five-myths-about-treason/2017/02/17/8b9eb3a8-f460-11e6-a9b0-ecee7ce475fc_story.html https://www.washingtonpost.com/opinions/five-myths-about-tre...