Abubakar Shekau
1: Abubakar Shekau was the leader of Boko Haram.
2: Abubakar Shekau merged his organization, Boko Haram, with ISIS for money and power.
3: When ISIS’s central leaders tried to remove Abubakar Shekau, Abubakar Shekau defected from ISIS and reestablished his organization, Boko Haram.
4: Boko Haram operates in Nigeria.
