A terrorist act includes: (a)   an act which constitutes an offence within the scope of, and as defined in one of the following treaties: (i) Convention for the Suppression of Unlawful Seizure of Airc [..]

means an act of violence, other than civil disorder or riot, (that is not an act of war, declared or undeclared) that results in loss of life or major damage to property, by any person acting on behalf of or in connection with any organization which is generally recognized as having the intent to overthrow or influence the control of any government