Extradition — Political offence — Definition — Whether political offence exception limited to acts committed during armed insurrection — Northern Ireland — Activities of Provisional Irish Republican Army (“PIRA”) — Whether political offences — Importance of PIRA’s command structure in determining whether acts of its members political offences — Factors to be borne in mind in determining whether conduct constitutes a political offence — Whether conduct which violates international law may constitute a political offence — Emergency legislation in Northern Ireland — Whether offences under emergency legislation automatically political offences — Whether accused tried under emergency legislation denied a fair trial

Extradition — Procedure — Evidence establishing probable cause — Convicted person — Certificate of conviction and warrant for arrest sufficient to establish probable cause — The law of the United States