trea·son Audio pronunciation of "treason" ( P ) Pronunciation Key (trzn) n. 1. Violation of allegiance toward one's country or sovereign, especially the betrayal of one's country by waging war against it or by consciously and purposely acting to aid its enemies. 2. A betrayal of trust or confidence. [Middle English, from Anglo-Norman treson, from Latin trditi, trditin-, a handing over. See tradition.] [Download or Buy Now] Source: The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2000 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. Main Entry: trea·son Pronunciation: 'trEz-&noun Function: noun Etymology: Anglo-French treison crime of violence against a person to whom allegiance is owed, literally, betrayal, from Old French traïson, from traïr to betray, from Latin tradere to hand over, surrender : the offense of attempting to overthrow the government of one's country or of assisting its enemies in war; specifically : the act of levying war against the United States or adhering to or giving aid and comfort to its enemies by one who owes it allegiance —trea·son·ous /-&s/ adjective
..covers a lot of ground. Betrayal of trust or confidence, giving aid and comfort to an enemy (subverting one's own economy in aid to china, etc), From the French etymology, betrayal, attempting to overthrow the government (of which subversion of the economy would be a part), Levying war is not limited to bullets - trade wars are just as damaging and damage to the nation by Bin laden included a strike at the heart of our economic sector. Yes, it is treason - by the very definition and in more ways than one.
You have to look at the legal definition as put down in the Constitution...
Treason. A breach of allegiance to one's government, usually committed through levying war against such government or by giving aid or comfort to the enemy. The offense of attempting by overt acts to overthrow the government of the state to which the offender owes allegiance; or of betraying the state into the hands of a foreign power. Treason consists of two elements: adherence to the enemy, and rendering him aid and comfort. Cramer v. U. S., U.S.N.Y., 325 U.S. l, 65 S.Ct. 918, 9327 89 L.Ed. 1441. See 18 U.S.C.A. § 2381. A person can be convicted of treason only on the testimony of two witnesses, or confession in open court. Art. III, Sec. 3, U.S. Constitution