Ansar al-Sharia supporters vent anger at police after they are prevented from defying ban on holding annual congress.

Move comes amid major offensive in three northeastern states against group seeking to create Islamic state.

Murle tribe in Jonglie state attacks Jikany people in neighbouring Upper Nile state, killing 29, local official says.

Botched circumcisions seen as cause of many deaths during coming-of-age ritual among tribal groups.

Region that broke away from Somalia in 1991 is still waiting for international recognition.

Group believed to have a number of factions with differing aims, including to launch an Islamic state in the north.

Residents of Maiduguri ordered to stay indoors as military launches strikes against armed group in the north.

Interior ministry says annual congress would be in violation of law and represents threat to public order.

Troops shell rebel targets with jets and helicopters as offensive following declaration of state of emergency continues.

UN says town of Pibor has been destroyed, between fighting and looting, by rebels and army soldiers alike.

Citizens and leaders in the autonomous region of Somalia say they are historically and politically a separate country.

At least 21 people killed in Borno state as army launches offensive against Boko Haram strongholds in the northeast.

Army begins operation against fighters as fighter jets and helicopter gunships deployed in country's northeast.

People are desperate for assistance as large parts of Central Shabelle region inundated.

Representative to Central African Republic says time has come to impose sanctions on rebels and deploy security force.

One person killed and police building torched just as US names new ambassador to the volatile country.

Deployment follows state of emergency declaration by president in three states where Boko Haram have stepped up attacks.

International donors' conference to open in Brussels as country emerges from two years of armed conflict in the north.

Ministers say there's possibility explosion that left four dead was not deliberate car bombing as previously thought.

Goodluck Jonathan imposes emergency rule in three north-eastern states after spate of attacks by armed group Boko Haram.