With its arsenal depleted and its reputation battered in Ukraine, Russia must make hard choices to rebuild its military power ...

Russia is "the main actor" in hybrid attacks on the alliance, said a senior NATO official following a spate of incidents.

Gen. Breuer says NATO allies must prepare for war, warns of Russia's possible attack on a European country in next 4 years ...

Amid a tsunami of early shakeups in the new administration, President Donald Trump has twice this month suggested ...

NATO acknowledged that Russia is escalating a sabotage and destabilization campaign against European NATO member states to ...

Vladimir Putin’s minister has called for Donald Trump’s administration to make the first move to improve relations between ...

Three Baltic states on Saturday cut ties with Russia's power grid to join the European Union's network, the culmination of a ...

Russia’s undeclared war against the West is intensifying, leveraging fear, destabilization and covert operations to undermine ...

Russia’s economy is showing “serious cracks” and the West must intensify sanctions to put Ukraine in the best possible ...

Ukrainian President Volodymyr Zelensky said Tuesday that Vladimir Putin was "afraid" of negotiations on ending the Ukraine ...