Business Insider got access to a NATO AWACS flight for an eight-hour surveillance mission over Eastern Europe.

The European Commission says 18 EU countries have so far applied for billions of euros from a new defense fund aimed at ...

The defense alliance of 32 countries is planning to invest billions in its security over the coming decade. But it’s a splurge that some European NATO members, saddled with huge debt burdens, can ...

As the front lines froze, and air defenses got better, Russia and Ukraine pivoted away from close bombing runs to standoff ...

NATO chief Mark Rutte is pushing the Allies to swiftly build up their jet fighters and missiles to avert an all-out war with ...

The best candidate, at least for the near term, has granular understanding of existing forces and informal links to suppliers ...

U.S. tariff agreement sealed over the weekend has been described as a “dark day” for Europe and even a capitulation to ...

Business Insider flew aboard the decades-old aircraft during a recent surveillance mission. NATO plans to replace the E-3 in ...

The path forward requires setting aside both illusions and grievances at a time when security guarantees must be earned rather than assumed. In this emerging reality, Eastern European nations can ...

This year's NATO summit opens Tuesday, attended by a disengaged United States, which seems bent on fighting its own battles, rather than helping European allies with the increased threat from Russia.

While there are currently no plans for Austria to seek membership in NATO, the foundation for joining the alliance may already be in place.