[3] Following this, Boko Haram has staged multiple subsequent attacks on government and religious targets in Bauchi state.

[3][4] Nigeria is largely split between the Christian south and Muslim north, and tensions have built between the two groups.

[6][7][8] Members of Boko Haram previously staged an attack on a police station in Bauchi state on 26 July 2009, in which 150 people were killed.

[4] Yusuf's second-in-command, Abubakar Shekau, subsequently threatened retaliation against the government for the deaths of Boko Haram members.

[10] Parts of the jail were set on fire, killing five people and hospitalizing six,[11][12] including at least one police officer and bystanders.

[6] According to the state police commissioner, Danlami Yar'Adua, eleven suspected members of Boko Haram were arrested during this campaign.

[8] The minister for the interior, Emmanuel Iheanacho, stated that the "[Nigerian people's] safety and security remains paramount to us.