Balkan states are asking the United States and Europe to help confront the root causes of terrorism.
Serbia's chairmanship of an international NATO forum will improve the country's partnership with the Alliance.
The IPAP accord between Serbia and NATO has political and military implications.
New strategies aim to help countries feeling the pressure of destabilising actions by Moscow.
Recent security threats have prompted NATO to heighten readiness in Eastern Europe, Balkan security experts say.
New border security measures and pledges of economic initiatives followed a spike in illegal migration from Kosovo.
Good military relations are critical to regional safety and stability, the army chiefs of Serbia and Montenegro agreed during talks in Belgrade.
A military exercise led by the US aims to help Balkan states respond to natural and man-made disasters.
Bomb blasts in the Albanian capital are being seen as an attempt to undermine the country's anti-crime agenda.
The strengthening of military ties between the two countries is beneficial for their bilateral relations, mutual co-existence and the success of future regional co-operation.
Experts say NATO can greatly help the region to deal with extremists' efforts to spread their messages on the internet.
Through international training, Serbia and the US are bolstering the Balkan country's defence reform process.
Serbia has improved the capacities and interoperability of its military by boosting its participation in international exercises.
The Alliance's secretary general reinforces the message of the benefits of military collaboration.
Turkey and Hungary voice support for quicker regional NATO integration as they continue comprehensive defence reforms.