Russia's growing aggression prompts NATO warning as recent railway blast in Poland and airspace violations signal escalating security threats across Europe.

There is a widening gap between Washington and European leaders, who are increasingly looking to the United States to maintain its security commitments even as political divisions at home threaten

During a visit to Vietnam, Shoigu, who is now secretary of Russia ’s Security Council, told reporters of the emergence of "embryos of NATO in the East," which could threaten Russia and members of ASEAN (Association of South East Asian Nations). Newsweek has contacted NATO for comment.

Jets and air defense systems were involved in the response, Warsaw said.

NATO chief Mark Rutte warned members of the military alliance must treat the threat posed by Moscow more urgently as they may be "Russia's next target."

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

Foreign Minister Sergey Lavrov accuses West of trying to exploit Ukraine war to 'divert attention' from other crucial issues, including Palestine - Anadolu Ajansı

A British naval supply ship with an on-board helicopter was deployed to track the stealthy Kilo-class submarine Krasnodar, the Royal Navy said.

In a speech in Berlin, Rutte said too many allies of the military alliance did not feel the urgency of Russia's threat in Europe and that they must rapidly increase defence spending and production to prevent a war on the scale of that seen by past generations.

Negotiations on finding peace between Russia and Ukraine are inching forward. Follow Newsweek's live coverage.