A quick run down on how the conflict developed - from attempted coup to war of attrition.

Guest: Michael Clarke, Visiting Professor in the Department of War Studies, King’s College, London and former Director of the Royal United Services Institute.

This is part of a new mini-series called the The Briefing Room Explainers. They’re short versions of previous episodes of the Briefing Room.

Presenter: David Aaronovitch Producers: Charlotte McDonald, Kirsteen Knight and Beth Ashmead Latham Studio Manager: Neil Churchill Editor: Richard Vadon Production Co-ordinator: Gemma Ashman