Any foreign national who represents a threat to the national security of the United Kingdom will be considered for deportation action.
Involvement in terrorism would be one ground for regarding an individual as a threat to our national security. Other possible grounds include involvement in espionage, sabotage, or the proliferation of weapons of mass destruction, or seeking to overthrow or undermine parliamentary democracy by political, industrial or violent means.
I am unable to answer this question as some of the individuals are subject to court orders preventing any personal information regarding their cases being placed in the public domain. Additionally it would not be prudent to place such personal information onto official public records.
The six individuals referred to in the question who were previously certified under part 4 of the Anti-Terrorism, Crime and Security Act 2001 were deported between June 2006 and July 2007. They were all deported using deportation with assurances powers.
I am unable to fully answer this question as some of the individuals are subject to court orders preventing any personal information regarding their cases being placed in the public domain. Additionally, it would not be prudent to place such personal information onto official public records, however I can confirm that one of these individuals has been extradited to France.