By Al Jazeera Centre for Studies On Friday, 26 June, Tunisia witnessed the deadliest armed attack in its history, leaving thirty-eight people, mostly British tourists, dead, and thirty-nine injured. This attack came three months after the Bardo National Museum attack, in which many foreign tourists were killed. The June attack, in Sousse, raised glaring questions about the efficacy of measures taken by the security forces to prevent attacks after Bardo. The Sousse attack marked a new approach by armed groups in which they target Tunisia’s most vital economic sector – tourism, which provides employment for about half a million people.…