The European Union and NATO must strengthen cooperation to protect critical energy infrastructure from attacks, which pose a ...

Poland said a Russian aircraft flying from Kaliningrad crossed over into the NATO member's territory, with Russia blaming a ...

The 60-mile border that separates Lithuania and Poland has become NATO's biggest nightmare, and a potential Russian lifeline.

Estonia, Latvia and Lithuania — all former Soviet republics that are now in the European Union and NATO — want to block ...

The Baltic states connected to electricity supplied via Finland, Sweden and Poland after disconnecting from Russia, which had ...

Donald Trump has been criticised for appearing to take the bargaining chips of Ukrainian Nato membership and territorial ...

Ukraine’s president issued a stark warning, saying that Russia may be preparing an act of aggression against NATO members as ...

The mutual-defense alliance has been central to Ukraine’s war against Russia, but the future is uncertain with President ...

Estonia, Latvia and Lithuania -- former Soviet states that are now EU and NATO members -- have been keen to make the change ...

World: For Estonia, Latvia, and Lithuania, all of which are NATO members bordering Russia, energy security has been closely ...

NATO has scrambled F-16 and F-35 warplanes to its Eastern frontier after Russia unleashed a major missile and drone attack on ...