International records / US diplomatic cables (WikiLeaks)
NIGERIA: 2009 COUNTRY REPORTS ON TERRORISM
UNCLASSIFIED//FOR OFFICIAL USE ONLY cable from Abuja, Nigeria to Central Intelligence Agency | Defense Intelligence Agency | Department of the Treasury | Economic Community of West African States (ECOWAS) | Joint Analysis Center Molesworth | National Counterterrorism Center (NCTC) | Secretary of State | United States Africa Command