Mysterious drone flights over the airspace of European Union member countries in recent weeks have alarmed the public and ...

Russian incursions into NATO airspace are fueling divisions among allies, with some warning that repeated Article 4 signals ...

At NATO’s Geilenkirchen airbase in Germany, an E-3 Sentry plane takes off on a mission to scan the skies of Eastern Europe for signs of possible Russian encroachment into NATO airspace.

Poland has triggered Article 4 of the North Atlantic Treaty Organization, NATO, after the country reported 19 “breaches” of ...

Right now, though, U.S. leadership appears reticent. Coincidentally or not, the serious airspace violations have happened ...

Military alliance was created in aftermath of WWII in hope of bringing an end to bloody conflict between nations ...

Moscow insists it did not plan to hit targets in Poland, after Warsaw says it shot down Russian drones in its airspace.

Nonprofit organizations took lessons away from law firms and universities that largely decided to act in isolation after ...

Polish President Karol Nawrocki on Sunday signed a classified decree permitting a permanent NATO troop in Poland as part of ...

Article 4, the shortest of the NATO treaty’s 14 articles, states that: “The Parties will consult together whenever, in the opinion of any of them, the territorial integrity, political independence or ...

Denmark said on Thursday it was weighing whether to invoke Article 4 of NATO's founding treaty after drone incursions briefly ...

Russian President Vladimir Putin on Thursday promised a "significant" response to "Europe's militarisation", as he addressed ...