The conflict in Iran is raising alarms in Europe, with Europol warning of heightened threats of terrorism, violent extremism, cyberattacks, and disinformation campaigns. The US-Israeli war with Iran has immediate implications for crime and terrorism in the EU. Europol highlights risks from Iran-linked proxy networks and warns of potential radicalization among diaspora communities. European governments are increasing security measures, with France enhancing military operations and Germany acknowledging a changing threat landscape. Historical Iranian-linked attacks in Europe add to the concern.