The Kremlin said on Tuesday that European claims that Russian President Vladimir Putin wanted to restore the Soviet Union were wrong and that claims Putin plans to invade a Nato member were complete stupidity.

Russia has unleashed a fresh barrage of overnight missile and drone attacks on Ukraine's energy infrastructure.

British soldiers have joined a major Nato exercise on Finland’s snowy border with Russia, assisting Finnish troops in preparing for a potential invasion. Around 50 personnel from Edinburgh-based 3 Rifles spent six weeks honing survival skills in the Arctic north of Finland, enduring temperatures as low as minus 28C.

NATO fighter jets were scrambled and air defense systems put on alert in Poland in response to Russia’s latest overnight drone and missile strikes in Ukraine.

Vast networks of undersea cables critical to daily life in NATO countries are very vulnerable to attacks, including sabotage.

Russian operatives linked to President Vladimir Putin's intelligence networks used commercial shipping routes to access UK ports and critical infrastructure sites.

NATO jets intercepted a unique Russian Tupolev Tu-134 aircraft—nicknamed “Black Pearl” by Western security experts—over the Baltics earlier this month.

Intrusions into NATO’s airspace blamed on Russia reached an unprecedented scale this month, raising questions about whether the Kremlin is trying to test the alliance’s willingness and ability to respond to a direct attack or divert its attention and ...

NATO considers "more aggressive" stance against Russia's hybrid warfare, including pre-emptive cyber operations, as tensions escalate over sabotage.

The Kremlin said on Tuesday that European claims that Russian President Vladimir Putin wanted to restore the Soviet Union were wrong and that claims Putin plans to invade a NATO member were complete stupidity.