Islamist extremism poses a growing threat in parts of North and sub-Saharan Africa . The report also said that the number of people who have left their homes to join extremist groups has risen dramatically since 2011.
Islamist extremism poses a growing threat in parts of North and sub-Saharan Africa . Extremist groups operating in Africa include ISIS , al Qaeda in the Islamic Maghreb , Al Shabaab and Boko Haram .