Ukraine's armed forces said Wednesday they attacked a strategic Russian oil depot overnight used to provide fuel for ...

During Trump’s first term, U.S. allies did their best to accommodate his demands, increasing their defense spending, adapting ...

A leader willing to make veiled threats at a NATO ally as part of an imperialistic pursuit is not a leader who can be counted on for responsible restraint.

The U.S. president-elect has not ruled out trying to acquire the autonomous territory belonging to alliance member Denmark.

German Chancellor Olaf Scholz says the principle of inviolability of borders applies to every country, however powerful.

Greenland plays an outsized role in the daily weather experienced by billions of people and in the climate changes taking ...

President-elect Donald Trump’s imminent return to the White House has caused many of his loudest European critics to rummage ...

The plans will focus on Ukraine's air force, drone programs and air defense capabilities, among other parts of Kyiv's military, a U.S. defense official said.

Trump buying Greenland or invading the Panama Canal is about as likely as his "Gulf of America" press conference idea.

Senior Republican and Democratic representatives will introduce a bill on Wednesday prohibiting recognition of the Georgian Dream government amid daily protests against the new government.

The Russian Ministry of Defense announced that it had succeeded in downing a Ukrainian Sukhoi Su-27 and other advanced ...