In 2003, he was convicted as terrorist and sentenced to ten years' imprisonment for his association with Al-Qaeda, and for plotting to attack US targets including American soldiers stationed at the Belgian airbase Kleine Brogel Air Base.
He was also implicated by Briton Saajid Badat, who alleged that both of them had conspired with Richard Reid supposedly to blow up two US-bound airliners using shoe bombs simultaneously.
In 2003, Trabelsi was sentenced to a ten-year prison term in Belgium,[1] for plotting to attack the Kleine Brogel Air Base.
[6] Despite the outcome of this trial, Trabelsi remains to be held in jail, also in solitary confinement, in what he calls "a black hole".
The European Court of Human Rights has on multiple occasions convicted the governments of Belgium for the circumstances Trabelsi is living in since his deportation.