After Russia announced that it will halt the construction of the South Stream pipeline, countries in the region debate energy stability.
Regional countries support increasing co-operation and anti-terror measures against the Islamic State of Iraq and the Levant.
New projects in the region will help to protect legal migrants' human rights.
A training centre in Sarajevo offers regional militaries a NATO-based course in tactics against insurgents and an opportunity to exchange experiences from peace missions.
Military co-operation between Turkey and Montenegro will benefit Podgorica's NATO bid, officials say.
Serbia's 2015 chairmanship of the OSCE could be a chance to improve the country's diplomacy, but analysts said Belgrade will find itself in a difficult position between its neighbours.
Serbia is ready to participate in the fight against ISIL, Serbian Prime Minister Aleksandar Vucic said.
Intelligence co-operation leads to boy's repatriation from an ISIL camp in Syria.
The proposal has been welcomed as an effort to increase cultural diplomacy between the two countries.
Turkish and Balkan universities signed a protocol to establish an association in order to boost academic ties between universities across the region.