As a main recruiter of foreign fighters, al-Adnani is believed to have planned and put in action attacks such as the November 2015 Paris attacks that killed more than 100 people. He is also believed to have directed the attacks on the Brussels and Istanbul airports, and the bloody hostage attack in Bangladesh.

France failed in a spectacular fashion to protect its own citizens after two Islamic terrorists, who were already known to authorities, attacked a church and beheaded a priest.