The Islamic State’s gruesome killing of a sheikh and some of his relatives by rigging his corpse with explosives has led to security concerns in the multiethnic region bordering Iran, long a hotbed for extremism and susceptible to sectarianism. Another recent uptick in attacks attributed to the Islamic State (IS) …

Investigators said the defendants received orders from Iran’s powerful Islamic Revolutionary Guard Corps to stage attacks in Bahrain. Bahrain’s highest criminal court convicted 51 people of membership in a terrorist organization that was planning to carry out attacks in the Gulf kingdom with support from Iran, the state news agency …

Kujtim Fejzulai shot dead four people Monday night in the Austrian capital before being killed by police. The gunman who killed four people in Austria on Monday night was convicted last year on charges of trying to join the Islamic State (IS) in Syria.