Building a lasting peace in Afghanistan will take much more than an accord with the Taliban. In post-conflict nations, economic development and job creation are critical to national security.
Dissidents in Colombia's FARC guerrillas are threatening to renew armed struggle three years after signing a landmark peace deal. Here, experts explain the history of Colombia's fragile peace process.
The skills that former child soldiers gain in wartime can be useful as they reintegrate into society.
Why a broad amnesty for Northern Ireland's Troubles remains unlikely.
Human conflict can bring isolation to environments, which helps the local ecology thrive. After the war has ended, the return of nature is a poignant memorial and symbol of peace.
Post-conflict processes are often slowed down or even halted by fear. Can Colombia buck the trend?
Some of the crucial mechanisms meant to deliver peace in Colombia have yet to be set up.
It seems the culprits in a "cash-for-kills" scheme that claimed thousands of lives might find a way to wriggle out of the peace process.
Survey data shows that Iraqis of all sectarian stripes agree on what's wrong with their country.
Establishing what happened to lost relatives and brutalised populations is a moral imperative.
Ukraine is implementing a deal to placate its restive separatists – but other countries have had trouble with similar strategies.
Colombia's deal with the FARC means third parties implicated in international crimes could at last face justice.
How are we to understand why people in different parts of the world continue to demand and participate in transitional justice institutions and processes in spite of the shortcomings?
Once one of the world's very poorest countries, Cambodia has been through a remarkable two and a half decades of growth and development.
The voters may have said no to the deal struck with the FARC, but Juan Manuel Santos and his fellow negotiators intend to keep going.
Given their chance to ratify a deal to end a 60-year war, less than 40% of Colombians voted – and they threw it out.
Compared with other attempts to mend deep wounds after wars and conflicts, the Chilcot Report falls depressingly short.
Colombia is pursuing a bold programme to give people back land seized by paramilitaries. But its beneficiaries don't feel safe.
Calls to stop division between emergency and development aid will be heard at UN's first ever humanitarian summit.
Indonesia needs a combination of retributive and restorative justice for the reconciliation of the 1965-66 anti-communist killings.