Biafran separatists

Simon Ekpa has called for a boycott of Nigeria's election, and allegedly incited violence on social media.

Residents of south-eastern Nigeria live in fear as a separatist rebellion has upended daily life.

Nnamdi Kanu was illegally arrested and extradited, a court rules in a major blow to the government.

The BBC investigates a network of Nigerian separatists outside the country urging violence online.

Nnamdi Kanu's Indigenous People of Biafra group is viewed as a terror organisation by authorities.

Armed militias in the two countries are said to be helping each other with weapons and intelligence.

A small Nigerian community claims Jewish ancestry dating hundreds of years but Israel does not recognise them.