NATO

The United States seeks to reverse years of troop drawdowns and base closures in Europe to bolster its credibility

Increased Russian submarine patrols have returned NATO's attention to the North Atlantic

Russia has submitted a renewed claim to seabed beneath the North Pole, which will be considered by the United Nations

New maritime security dynamics in Europe's 'near abroad' present NATO with challenges ahead of the 2016 summit in Warsaw

Russian interventionism abroad has encouraged Nordic countries to reassess their defence ties with the West

Russia-Turkey clash and Montenegro's NATO membership have hurt Kremlin-NATO ties further

The debate over an international ground force to fight Islamic State has gained urgency in the wake of the Paris attacks

Moldova's armed forces are increasingly cooperating with NATO but Chisinau's economic woes may hinder capacity building