Iran on Sunday put on trial the alleged leader of a US-based “terrorist group” accused of being behind a deadly mosque bombing in 2008, the judiciary said. Iran-born Jamshid Sharmahd, 66, who is also a German national and a US resident, is charged with spreading “corruption on earth”, one of the most severe charges in the Islamic republic, and which carries the death penalty. “The trial of Jamshid Sharmahd, the leader of the Tondar terrorist group, was held in public this morning,” the Judiciary’sMizan Online agency said. Sharmahd is “accused of corruption on earth by planning and directing te…