Martin Plaut is a fellow at the Institute of Commonwealth Studies, University of London. He is the author of Understanding Eritrea and, with Paul Holden, the author of Who Rules South Africa?
Britain joins the US and France, which are floundering as human trafficking and drug smuggling mix with Islamist groups in the region.
Slavery was recorded in 20th century Ethiopia and continues to exist in Mauritania today.
The end of the Zuma era has left South Africa both damaged and strengthened.
Judges will decide whether leaked material can be used in case over eviction of islanders from Diego Garcia in the 1970s.
The government wants to deport 38,000 Eritreans and Sudanese. But some pilots are refusing to co-operate.
Cyril Ramaphosa and Emmerson Mnangagwa both have tarnished pasts, but attract optimism.
The National Fund is 91 years old and one of the richest charities in Britain.
Push for seccession by Anglophone minority creates problems for former colonial rulers and neighbouring Nigeria.
Victory for Cyril Ramaphosa, Mandela's preferred successor, is just start of battle with country's President.
Mugabe has impoverished his once-prosperous country, while neighbours like Botswana thrived.