Bronwen Maddox considers the prospects of lasting peace for the Iraqi people.
What risks do returning jihadis from IS in Iraq and Syria pose in the UK?
What will happen if the Islamic State loses its state? David Aaronovitch investigates.
BBC correspondent Hugh Sykes returns to Iraq ten years after the US-led invasion.
BBC correspondent Hugh Sykes returns to Iraq, ten years after the US-led invasion.
Lyse Doucet talks to a group of former hostages of so-called Islamic State.
Writer and broadcaster John Kampfner looks at the global consequences of war in Iraq.
William Crawley explores the beliefs of Islamic State following the Paris attacks.
Bridget Kendall explores how the Paris Peace Conference 1919 shaped a century of conflict.
Chris Parry uses the US Army's oral history archive to tell the history of the Iraq war.
The rapid rise, fall and legacy of the self-styled Islamic State.
Does so-called Islamic State still pose a threat to Syria and around the world?
Former jihadi Aimen Dean explains how Islamic State came to power and how it survives.
Mike Thomson reports on an extraordinary series of diaries on life inside 'Islamic State'.
Isis Thompson talks to others who share their name with the radical Islamist State group.
BBC Middle East editor Jeremy Bowen looks back on the rise and fall of Islamic State.
David Aaronovitch untangles the ideological threads that make up the 'Islamic State'.
Alistair Cooke asks why it is costing so much to rebuild Iraq.
Alistair Cooke examines why it is so difficult to establish democracy in Iraq.