However, Germany and some other European countries are reluctant to designate the IRGC as a terrorist organization because, in their opinion, the window of diplomacy with Iran may be closed amid concerns about the country's nuclear program. In November, an unknown person fired several times at the door of a synagogue in downtown Essen in western Germany. Nobody got hurt, but the investigators assumed the act was part of a series of anti-Semitic attacks probably launched by a cell of terrorists managed by the IRGC.