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

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

Spain is not the only sceptic among NATO’s ranks. Slovakia, while less vocal, has also expressed ambiguity towards the 5% ...

General Christopher Donahue, commander of U.S. Army Europe and Africa, said allies could seize Kaliningrad "in a timeframe ...

NATO's commitment to spend five percent of GDP on defense by 2035 was meant to unify the alliance, but it's revealing ...

"I am very open to having a public debate about the future of Austria's security and defense policy," Austria's Foreign ...

After keeping Donald Trump happy with a pledge to up defence spending at NATO's summit, Europe is now bracing for a key ...

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 ...

Former U.S. Ambassador to NATO Kurt Volker discusses President Donald Trump’s immigration warning to Europe on ‘Fox Report.’ ...

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

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.