Nigeria

Islamist group Boko Haram intensifies its attacks in border areas around Lake Chad.

Niger Delta Avengers latest group to wage war against Nigeria due to perceived marginalisation.

Violence in Niger Delta has caused oil production to drop to 1.6m barrels per day from 2.2m.

The gunmen reportedly killed the women after they did not find their husbands in targeted raid in Mairari.

Unarmed pro-Biafran supporters allegedly killed during 50th commemoration of Biafran civil war.

US officials will not send troops to West African countries marred by Boko Haram's insurgency.

Chad and Niger declare state of emergency in areas attacked by Islamist rebels.

At least 30 soldiers were killed in deadliest attack since April 2015.

Nigerian leader has cancelled three official trips in a month.

JNDLF vow missile attack after Avengers blow oil pipelines as renewed violence rocks Niger Delta.

Military offensive continues in oil-rich Niger Delta as oil pipelines attacks halt oil production.

Violence erupts during events commemorating millions of victims of 1967-1970 Biafran war.

Nigerian president vowed to address grievances but insisted army crackdown would continue.

Group condemns perceived marginalisation in Niger Delta and demands greater shares of oil revenues.

Militants urged oil company not to carry out repair works at platform previously attacked.

Abuja Appeal Court upholds decision to deny bail amid fears Kanu could flee Nigeria due to dual citizenship.

Care for All movement aims to show scale of Boko Haram's insurgency goes well beyond Chibok kidnapping.

Tomato Leaf Miner, also known as Tuta Absoluta has caused losses of at least 1bn naira in Kaduna State.

Diocese of Abuja of the Church of Nigeria urges groups behind recent attacks to cease violent activities.

The former game reserve in northeastern Nigeria is now a stronghold of Islamic extremist group.

In all, 97 women and children held captive by Boko Haram were rescued while 35 jihadists were killed.

Amina Ali was rescued more than two years after being kidnapped by Boko Haram from Chibok village.

A new generation of apps promises to alleviate Africa's transportation woes

Amina Ali Darsha Nkeki and her baby were found near the Sambisa Forest in northern Nigeria.

Amina Nkek is believed to be one of the 276 schoolgirls abducted from Chibok village in April 2014.

Unions called for action after government increased petrol prices by two-thirds to help tackle fuel shortage.

Purge of 'ghost workers' is part of President John Magufuli's anti-corruption drive

DNA data will help government locate criminals and terrorists such as Boko Haram.

Calls for nationwide strikes sparked in Nigeria as petrol prices increased by two-thirds.

The UK has pledged funds during a Regional Security Summit in Abuja .