NBC News joined a NATO flotilla as it sailed the icy sea hunting Russian saboteurs accused of targeting undersea cables.

World leaders gathered for a group photo at a summit in London did not remove their jackets in solidarity with Ukraine, and ...

European policymakers are moving at a relatively fast pace to improve defense capabilities, but there is still some division ...

Single Ukrainian raid ‘destroys four Russian helicopters’ in border region - Ukraine says its strike using US-provided ...

The F-35 was meant as a one-size-fits-all fighter that could be used across NATO. But strained U.S.-Europe relations are ...