Nigeria

It is a familiar cry at any vote: it’s been rigged! As accusations of farce are thrown at Zimbabwe’s contest, Channel 4 News looks at a few of the more audacious election heists in recent history.

Two men are remanded in custody after making separate appearances in court charged with the murder of Drummer Lee Rigby, while David Cameron pledges to tackle the “conveyor belt to radicalisation”.

Woolwich suspect Michael Adebowale leaves court in police custody after he was charged late on Wednesday with the street murder of Drummer Lee Rigby a week ago.

Award-winning African author Chimamanda Ngozi Adichie tells Jon Snow why her latest book Americanah mirrors some of the central issues of her own life: race, immigration and the power of hair.

Researchers in Sweden say changes to the ecological makeup of Africas rainforests caused by increased hunting of bushmeat are as dramatic as those due to logging.

William Hague names a British construction worker, “likely to have been killed” at the hands of his Nigerian extremist captors, as Brendan Vaughan.

An extremist Islamic group says it has executed seven foreign hostages, including one Briton, after kidnapping them from a construction company last month.

France says it will not negotiate with gunmen who took a family of seven hostage last week, despite threats to kill the three adults and four children.

The UK foreign office investigates reports that a British citizen is one of seven people to have been kidnapped by gunmen in rural northern Nigeria.

Aid agencies urge the Nigerian government to immediately release funds to tackle the world’s worst known lead poisoning outbreak which has left 400 children dead and thousands more disabled.

Nigeria’s gold-mining state of Zamfara is already in the throes of the world’s deadliest lead poisoning epidemic. And unless a clean-up starts quickly, the situation could get much worse.

Widespread and systematic murder and persecution by militant Islamist group Boko Haram in northern Nigeria amounts to crimes against humanity, claims a new report by Human Rights Watch.

Channel 4 News maps the new frontiers of the terror network al-Qaeda and its affiliates across Europe, Africa and the Middle East.