Any deterrence of Russia relies on ensuring that President Vladimir Putin is convinced that NATO will retaliate should he expand his war beyond Ukraine.

The rift has been most glaring over U.S. President Donald Trump's repeated threats to seize Greenland, a semiautonomous territory of NATO ally Denmark. More recently, Trump's disparaging remarks about ...

The rift has been most glaring over US President Donald Trumps repeated threats to seize Greenland, a semiautonomous territory of NATO ally Denmark. Trump has said that he doesnt believe the allies ...

Greenland has long played a strategic role in Western defence and missile warning systems. Now Trump’s “Golden Dome” plan ...

The National Defense Strategy is a radical rethinking of America’s defense priorities—but seems unlikely to be fully ...

As a contributor to that Joint Staff effort, I have been revisiting that experience since the Department of Defense issued ...

The world’s nuclear arsenal started to seem irrelevant – until Putin put his nation’s on high alert. What is the likelihood ...

Russia arms control treaty expires, Europe risks becoming a spectator in a nuclear game it cannot afford to ignore ...

Principled pragmatism is not about abandoning values. It is about defending them with means that are realistic, sustainable ...

Denmark's Prime Minister Mette Frederiksen visited Greenland on Friday in a show of support for the Arctic island that U.S.

Russian officials and media are reacting to President Donald Trump’s push to acquire Greenland with a mix of glee and caution ...