Russia could attack a NATO country within months, Danish intelligence has warned.

Officials say the threat is no longer theoretical, prompting a reassessment of military readiness.

Intelligence agencies report the Kremlin is rebuilding military capacity faster than Western analysts expected.

The article says the immediate concern is hybrid warfare that blurs the line between peace and conflict.

Those tactics include cyber operations, infrastructure sabotage and political subversion.

NATO is stepping up intelligence sharing over the Russia threat, a top commander told Reuters.

The New York Times reported Europe is struggling to counter Russia's hybrid attacks.

Many member states lack unified legal frameworks to quickly prosecute hybrid threats, the article says.

Read the full article on the Danish warning about Russia and NATO.