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

A Norwegian P-8A "Poseidon" flew close to Russia's major submarine hubs in the Murmansk region before heading to the ...

Ukraine's air force said on Monday Russia had fired 426 drones and 19 cruise missiles at the country overnight, as well as ...

The country of Russia bombarded the Eastern European nation of Ukraine overnight ahead of a scheduled Monday Ukraine Defense ...

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

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

Security expert Fred Fleitz argues Trump's strategy of pressuring Putin through oil sanctions and NATO arms deals will be ...

"I am very open to having a public debate about the future of Austria's security and defense policy," Austria's Foreign ...

RFE/RL and the Conflict Intelligence Team (CIT), an open-source intelligence group, analyzed Russian and Western weapons ...

Russia’s arms production has significantly ramped up, but NATO still holds key advantages in modern artillery systems and ...

Russian Ambassador Denis Alipov has strongly criticized NATO Secretary General Mark Rutte for making comments that appeared ...

It is a pivotal moment in Ukraine as Kyiv announced it will hold another round of peace talks with Russia on Wednesday. It's ...