Kammala wannan jumla: A cewar Gilles de Kerchove a cikin 2017, Burtaniya tana da mafi yawan adadin masu tsattsauran ra'ayin Islama a cikin EU tsakanin 20 da 25,000. Daga cikin waɗannan, 3000 MI5 ta yi la'akari da barazanar kai tsaye kuma 500 suna ƙarƙashin kulawa ta dindindin. Daga cikin wadanda jami'an tsaro suka sani amma ba a yi la'akari da wata barazana ba, sun hada da 'yan ta'adda uku da ke da alaka da ISIS.
hare-haren da aka kai a shekarar 2017 wanda ya kashe mutane 35 a Burtaniya.