Carnage aimed at avenging military operations in North Kivu province.
Rights groups accuse government of using excessive force to quell dissent.
Hundreds of people have died since violence erupted in capital last month.
Says U.N. vote to deploy 288 officers violates country's sovereignty.
Fourth bombing in a week kills at least 22 people in Benghazi.
Inquiry commission accuses army of mass killings in Kaduna state.
Strikes in Sirte coordinated with the country's U.N.-backed government.
Violence forces thousands to leave their homes in crisis-hit Nigeria.
Al-Shabab targeted African Union's peacekeeping base in Somalia.
Soldiers were ambushed on way back to base after a successful raid.
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