PUBLIC LAW 101-649—NOV. 29, 1990 104 STAT. 5069 "(i) who has committed in the United States at any time a serious criminal offense (as defined in section 101(h)), "(ii) for whom immunity from criminal jurisdiction was exercised with respect to that offense, "(iii) who as a consequence of the offense and exercise of immunity has departed from the United States, and "(iv) who hgis not subsequently submitted fully to the jurisdiction of the court in the United States having jurisdiction with respect to that offense, is excludable. "(F) WAIVER AUTHORIZED. — For provision authorizing waiver of certain subparagraphs of this paragraph, see subsection (h).
- (3) SECURITY AND RELATED GROUNDS.—
"(A) IN GENERAL.—Any alien who a consular officer or the Attorney General knows, or has reasonable ground to believe, seeks to enter the United States to engage solely, principally, or incidentally in— "(i) any activity to violate any law of the United States relating to espionage or sabotage or to violate or evade any law prohibiting the export from the United States of goods, technology, or sensitive information, "(ii) any other unlawful activity, or "(iii) any activity a purpose of which is the opposition to, or the control or overthrow of, the Government of the United States by force, violence, or other unlawful means, is excludable. " (B) TERRORIST ACTIVITIES. — "(i) IN GENERAL.—Any alien who— "(I) has engaged in a terrorist activity, or "(II) a consular officer or the Attorney General knows, or has reasonable ground to believe, is likely to engage after entry in any terrorist activity (as defined in clause (iii)), is excludable. An alien who is an officer, official, rep- Palestine resentative, or spokesman of the Palestine Liberation Liberation Organization is considered, for purposes of this Act, to Organization. be engaged in a terrorist activity. "(ii) TERRORIST ACTIVITY DEFINED. — As used in this Act, the term 'terrorist activity' means any activity which is unlawful under the laws of the place where it is committed (or which, if committed in the United States, would be unlawful under the laws of the United States or any State) and which involves any of the following: "(I) The highjacking or sabotage of any convey- ance (including an aircraft, vessel, or vehicle). "(II) The seizing or detaining, and threatening to kill, injure, or continue to detain, another individual in order to compel a third person (including a governmental organization) to do or abstain from doing any act as an explicit or implicit condition for the release of the individual seized or detained.