Swedish troops left strategically important Gotland Island after the end of the Cold War – but now they are back ...

Ukraine stands on the cusp of full NATO membership bringing the military alliance to 33 countries in what could be a fatal blow to Kremlin despot Putin.

Explore daily insights on the USA TODAY crossword puzzle by . Uncover expert takes and answers in our crossword blog.

The mullahs don’t want to do that, obviously, but President Trump believes that will happen,” O’Reilly said Monday on NewsNation’s “On Balance.” ...

The Swedish Armed Forces on Tuesday joined Telia and Ericsson's 5G innovation program to strengthen military communications, ...

While the shift in stance comes at a time when global defense spending has been on the rise, Japan's motivations are linked ...

Japanese Prime Minister Shigeru Ishiba pushed back against Trump's agenda of levying higher tariffs on imported goods, ...

Europe and the United States are more aligned than some headlines suggest—but they have different perceptions of the threat.

In a June 12 letter to Defense Secretary Pete Hegseth and General David W. Allvin, chief of staff of the Air Force, Hamadeh ...

Six of the Group of Seven leaders will try to show the wealthy nations’ club still has the clout to shape world events ...

The tens of billions in additional military spending will quickly translate into massive social spending cuts.

But how much do we know about NATO, really? How and why was it set up, what does it do, and how is it responding to the ongoing conflicts? Click through the following gallery to learn more about NATO.