A former British commander in Afghanistan examines what has been achieved by the campaign.
Is it time for the west to admit it lost the war in Afghanistan?
Frank Gardner talks to former allies of Osama bin Laden who have turned against him.
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.
A seemingly upstanding member of society in fact heads a terrorist organisation.
Gordon Corera on the search for the world's most wanted terrorist.
What is being done to tackle the threat of improvised explosive devices in Afghanistan.
On first anniversary of the 9/11 attacks, Alistair Cooke muses on a new type of warfare.
Michael Buerk talks to Joe Glenton about his choice to go AWOL.
Lyse Doucet is in Kabul to talk to Rangina Hamidi a campaigner for women's rights.
Mary Ann Sieghart talks to the first British woman soldier known to have killed in combat.
Are defence chiefs losing the battle for the hearts and minds of UK military families?
An email from Al Qaeda deputy leader Ayman al-Zawahiri to the group's Yemeni branch.
Jeremy Bowen finds himself in Sudan on the trail of Osama bin Laden.
Edward Stourton on the coalition set up after the terrorist attacks of 11 September.
Edward Stourton continues his series about the coalition set up after 11 September 2001.
Pentagon adviser David Kilcullen talks to Frank Gardner about the war on terror.
Combative, provocative and engaging debate chaired by Michael Buerk.
Former al-Qaeda member Aimen Dean talks about his eight years undercover as a British spy.
Born in the USA? Alistair Cooke reflects on Al-Qaeda's use of home grown terrorists.
Zarghuna Kargar hears the stories of British and Afghan women widowed by the 13-year war.
US cruise missile strikes in Sudan and Afghanistan and Clinton makes a public appearance.
Edward Stourton reports on Britain's stretched armed forces and use of military power.
Alistair Cooke examines why it is so difficult to establish democracy in Iraq.