Assyrian Christians living in Sweden have been targeted with a string of threatening messages linked to the Islamic State, including demands that they "convert or die." A recent report by Swedish daily Dagens Nyheter revealed that the Assyrian community in the city of Gothenburg, in southwestern Sweden, is being menaced by unidentified aggressors using known Islamic State methods and symbols. According to reports, local police are investigating the threats, but so far have found nothing. The town of Gothenburg is a hotbed for jihadist recruiting, and the Swedish newspaper Aftonbladet earlier this year reported that at least 150 people had left the city to join the Islamic State in Iraq and Syria. Terrorism expert Magnus Ranstorp has called Gothenburg "the Swedish Center for Jihadists," and the town with a population of a half million has contributed more fighters to ISIS than the entire United States of America. On Tuesday, Swedish Assyrian Markus Samuelsson found the walls of his restaurant in Gothenburg covered in jihadist graffiti, including messages of "Convert or Die" and "The Caliphate is Here." These same messages, along with the ISIS logo and the Arabic letter ?, were painted on the walls of the Le Pain Fran