Ukrainian authorities told residents in the port city of Izmail to shelter overnight as the area came under Russian drone ...

In May, NATO jets were scrambled four times to identify and escort Russian aircraft violating flight rules in the Baltic and ...

Russia could have the ability to pose a military threat to NATO territory within five years, Italy's Defence Minister Guido ...

Slovak Prime Minister Robert Fico stunned NATO and EU allies after rejecting proposed sanctions on Russian energy, calling ...

Russia killed dozens of Ukrainian civilians in less than 48 hours on Monday and Tuesday, according to Ukrainian officials, ...

Russian Foreign Minister Sergei Lavrov said on Monday that Moscow planned to cut its defence spending, but that he thought a ...

President Donald Trump is suggesting that a commitment by NATO members to spend more on defense could help prevent future ...

Ukrainian officials reported Russian attacks on critical infrastructure in the west of Ukraine, bordering Poland.

Russian drones, missiles and artillery killed at least 26 civilians and injured more than 200 others in Ukraine, officials ...

The Dutch government says pro-Russian hackers have launched a series of denial-of-service attacks on municipalities and ...

Beneath the 5 percent defense spending pledge lies NATO’s most significant strategic pivot since the end of the Cold War: an ...