A betrayal, treachery, or breach of allegiance. Against the United States, it consists only in “levying war against the nation, or in adhering to their enemies, giving them aid or comfort,” according to the United States Constitution, article 3, section 3. In English law, high treason was treason against the sovereign, “as distinguished from petit or petty treason which might formerly be committed against a subject.” Illinois law indicated that “no justice of the peace shall admit to bail any person or persons charged with treason.”