Poland's armed forces have scrambled fighter jets and placed air defences on "maximum readiness" as fears grow that Russia is preparing for war against NATO.

A full-scale invasion of Poland, in the manner Russia invaded Ukraine, is rather not viable, given Russia's current military capacities, Poland's military build-up and the collective defense guarantees of NATO membership, Michnik said, "however, this reality must not diminish Poland’s ongoing preparation."

Russian forces staged a "massive" drone attack yesterday on Kharkiv, Ukraine's second-largest city, killing four people and injuring several others, officials said.

Military capability of Western alliance remains 'formidable' despite questions around US commitment to untested 'mutual assistance' agreement

Former NATO Secretary General Jens Stoltenberg says the way to change Russian President Vladimir Putin mind and bring him to the negotiating table to end the war in Ukraine is to step up military aid to Kyiv.

Tensions rose after a blast damaged the Warsaw-Lublin rail line, which has been used to deliver aid to Ukraine, and a Russian missile attack killed at least 25 people in Ternopil.

The Russian Foreign Ministry on Friday dismissed a German general's comments about the possibility of conflict between Moscow and Germany as baseless fear-mongering.

Standing in the centre of rainy Kaliningrad, the isolated Russian exclave surrounded by NATO countries, Russian factory worker Alexander felt confident.