The federal prosecutor's office announced on Thursday that Ali İhsan K. was charged on May 14 with membership of a foreign terrorist organization. His full name was not released, in accordance with German privacy laws.
Prosecutors say the suspect is believed to have served as a leader of the PKK in the Hamburg region from 2007 to 2008, organizing other members and collecting funds to support the group.
He is also accused of traveling to northern Iraq to spend time with the PKK from April 2008 to September 2008. He has been in custody since his Oct. 12, 2011 arrest.