Security officials said Shabaab and al Qaeda in the Islamic Maghreb were involved in the suicide attack on the UN headquarters in Abua. Officials said Mamman Nur, the tactical commander who is linked to al Qaeda, was in Somalia before the attack.

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A senior government official claimed that the military and police have detained more than 300 Boko Haram members during raids. The government estimates that Bobo Haram has 500 members.

Security forces arrested 152 suspected Boko Haram fighters in Abuja. A court has charged six Boko Haram fighters for their involvement in a bombing in Suleja.

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Twenty-two people were killed during clashes between Christian and Muslim youths in the city of Jos. A man who was detained in 2007 with explosives and subsequently released was involved in last week’s suicide bombing of the UN headquarters.

Days before the Aug. 26 suicide attack on the UN headquarters in the capital of Abuja, police arrested two Boko Haram members and a man with “al Qaeda links who returned recently from Somalia.” On Aug. 18, police had intelligence about a possible car bombing in Abuja.

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Al Qaeda Ties Seen for Nigeria Group

Nigerian youths killed an unknown number of Muslims as they gathered to celebrate the end of Ramadan. The attack took place in Jos, a city that borders the Christan south and Muslim north.

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Nigeria leader vows to fight terror after UN blast

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Eighteen people were killed and scores more were wounded in a suicide attack on the UN headquarters in Abuja. Boko Haram claimed to have carried out the attack.

At least 18 people have been killed. Boko Haram claimed it carried out the attack.

A Boko Haram assault team attacked a police station in Gobi with bombs and gunfire, killing four policemen and a soldier. The militants then stormed into two local banks, shot seven bank workers dead, wounded four more, and fled with money stolen from the banks. Other banks in the region have also been targeted in recent complex attacks.

Gunmen burst into a home in Maiduguri and killed three policemen and a civilian. Police blame the Islamist Boko Haram group for the attack.

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Police killed a suicide bomber before he could detonate his car bomb after he rammed a police station in Maiduguri. Police believe he is a member of Boko Haram.

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Report shows rise in restrictions on religion
