Business Insider got access to a NATO AWACS flight for an eight-hour surveillance mission over Eastern Europe.

NATO's enhanced ground capabilities in the Baltic region spark Russian warnings as military focus intensifies on Kaliningrad ...

Russian soldiers call the practice a sacrifice to Baba Yaga, a fearsome witch from Slavic folklore who feasts on her victims.

You might want to call Vladimir and say, ‘Hey, friend, we are still buying stuff from you, but you have got to get serious when it comes to these negotiations on the cease-fire or a peace ...

The Ukrainian air force said Russia launched two Iskander-M ballistic missiles along with 37 Shahed-type strike drones and ...

As NATO recalibrates its deterrence strategy, the return of US nuclear weapons to Britain is a powerful signal -- one aimed ...

General Christopher Donahue, commander of U.S. Army Europe and Africa, said allies could seize Kaliningrad "in a timeframe ...

President Trump’s threats have raised questions about how much leverage the United States has left with Moscow.

As the front lines froze, and air defenses got better, Russia and Ukraine pivoted away from close bombing runs to standoff ...

NATO aircraft were scrambled Sunday night to respond to a Russian attack on Ukraine, the Polish military said Monday.

Russian President Vladimir Putin's war in Ukraine and President Trump's tough stance on NATO have 'energized' the alliance ...

Another attempt at peace talks between Ukraine and Russia is on the horizon amid Russia's continuous assault on Ukraine.