The Trump administration has repeatedly said the U.S. should be in control of Greenland, which is part of Denmark and NATO.

Defense Secretary Pete Hegseth called on NATO countries Wednesday to step up support for Ukraine, saying the more American-made weaponry that can be directed at Russian forces, the better the odds of ending a war that has raged for over three years.

Over the past month, eyes across Europe have been trained on the sky. For some, the biggest risk is under-reacting. According to these accounts, Russia’s violations of its neighbors’ airspace are purposeful tests of NATO’s resolve and the first step ...

Russian border guards crossed into Estonia without permission using hovercrafts, authorities in Tallinn have said, in a move which will add to concerns about Moscow’s provocations near the border with NATO.

Europe’s critical infrastructure is being questioned by some national authorities following an alleged act of "sabotage" on a major Polish rail link tied to Ukraine supply routes, triggering a rapid security and diplomatic response across NATO’s ...

Whenever nuclear deterrence has been debated within NATO in recent years, two aspects have been the focus of attention, leaving out the most pressing issue connected to the alliance itself. On the one hand, there is the question of whether Russia's attack ...

*** quick takeoff from an air base in western Germany. We're on *** NATO E3 century surveillance plane on *** mission deterring Russian incursions into NATO airspace. The reason why these flights are so important is that this plane has *** massive.

In September, Russia conducted a strategic military exercise known as “Zapad-25.” The Zapad series exercises have been held regularly since the 1970s. They are Russia’s largest military exercises intended to both practice theatre-level military ...