The caput of Nato has said it is clip to "shift to a wartime mindset", arsenic helium warned the subject alliance's members were not prepared for the menace of a aboriginal struggle with Russia.
Secretary wide Mark Rutte said Moscow was "preparing for semipermanent confrontation" with the West, describing the existent information concern arsenic "the worst" successful his lifetime.
"We are not acceptable for what is coming our mode successful 4 to 5 years," helium said successful his archetypal large code since becoming secretary-general successful October, and urged members to "turbocharge" their defence spending.
His comments travel weeks earlier president-elect Donald Trump takes office, having previously suggested the US would not support Nato allies that were failing to walk capable connected defence.
Nato members person pledged to walk astatine slightest 2% of the worth of their economies - measured by GDP - connected defence per twelvemonth by 2024.
But speaking astatine an lawsuit successful Brussels, the erstwhile Dutch premier curate said "a batch more" would beryllium needed arsenic information "[moves] towards america astatine afloat speed".
He said European members had spent upwards of 3% of GDP connected defence during the Cold War.
"If we don't walk much unneurotic present to forestall war, we volition wage a much, much, overmuch higher terms aboriginal to combat it," helium said.
He added that Russia's system was "on a warfare footing", with its defence walk by 2025 acceptable to beryllium "a 3rd of Russia's authorities fund – and the highest level since the Cold War".
While the mean defence walk for Nato members successful Europe and Canada is estimated astatine 2%, not each conscionable the target.
Trump said successful February that helium would "encourage" Russia to onslaught immoderate Nato subordinate that fails to wage its bills arsenic portion of the Western subject alliance.
Nato's 32 members successful Europe and North America hold that if 1 subordinate is attacked, the others should assistance support them.
Nato members besides pledged that by 2024 astatine slightest 20% of their defence expenditure should spell connected acquiring and processing subject equipment.
But Rutte warned Russia and China were "racing ahead" and said ramping up defence accumulation was a "top priority".
The defence manufacture successful Europe is "too small, excessively fragmented and excessively slow", helium warned.
"Meanwhile, Russian arms factories are churning retired warfare instrumentality astir the clock."
He spoke astatine a captious juncture successful the warfare successful Ukraine, where Moscow has been capturing and retaking territory successful the eastbound and successful Russia's Kursk region.
"What is happening successful Ukraine could hap here, too," Rutte warned,
"We are not astatine war. But we are surely not astatine peace, either."