Islamic State militants have imposed heavy taxes on traders and companies in north-east Somalia in what seems to be an attempt to match revenue collection tactics of rival Islamist militant group al-Shabab.
The group has also increased attacks against government forces in southern Somalia, a development that may have informed its move to impose taxes in the semi-autonomous north-eastern state of Puntland.
Election nominations open in Nigeria Nominations for Nigeria's forthcoming presidential elections are under way and political parties are now free to hold primaries to select candidates, the electoral commission confirms. It comes at a time when the governing APC party is grappling with a wave of mass defections by senior politicians. The political parties in Nigeria have until 7 October to present candidates for the February 2018 general election.
Nigeria unrest: Deadly attack on village in Borno state
Suspected Islamist militants have stormed a village in north-east Nigeria, killing several people.
Reports on the death toll in Mailari, Borno state, differed. A local militia leader said six people had died but a survivor said up to 19 were killed. The militants ransacked and looted the village for two hours before leaving, witnesses added.