The BBC maps the challenges facing Nigeria, Africa's most-populous nation and largest economy, as it approaches a presidential election 20 years since the return of democracy: Four years ago ...

Contingency Planning Memoranda identify plausible scenarios that could have serious consequences for U.S. interests and propose measures to both prevent and mitigate them. The success or failure ...

Nigeria has delayed its presidential and parliamentary elections for a week, in a dramatic night-time move. The Independent National Electoral Commission (Inec) made the announcement just five ...