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

The history of NATO is a powerful reflection of how international alliances shape global security. Founded in 1949 after WWII ...

European nations like Germany and Norway say they will spend billions on U.S. weapons for Ukraine under a deal with the Trump administration.

On the world stage, Italy ranks as the 10th most powerful military, propped up by a fairly large $30.9 billion defense budget ...

President Trump’s call for Europe to pay 5% of GDP for its defense has been much “ballyhooed,” notes Gerard Baker at The Wall ...

A Norwegian P-8A "Poseidon" flew close to Russia's major submarine hubs in the Murmansk region before heading to the ...

French President Emmanuel Macron is to meet German Chancellor Friedrich Merz in Berlin on Wednesday to discuss NATO security, ...

The US-led NATO alliance must prepare for the possibility that Russia and China could launch wars in Europe and the Pacific ...

The best window for Europe to take on a greater share of the burden for its defense is now—not in five or ten years when ...

Momentum in Europe is building: years of marginal steps to bolster European defenses gave way to meaningful action after Russia invaded Ukraine in 2022, and these efforts have accelerated in the six ...

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.