Prosecutors say the men were inspired by the Islamic Movement of Uzbekistan to attack the head of a fringe far-right party that had protested the construction of mosques.
German national Marco G., 43-year-old Albanian Enea B., 25-year-old German-Turkish dual national Koray D. And 24-year-old German Tayfun S. Were arrested the night before the planned killing in March 2013. Their full names weren't published, in accordance with German privacy laws.
The 26-year-old convert Marco G. Is also charged with an attempted bombing at Bonn's main railway station in December 2012. The bomb failed to explode.