NATO Secretary General Mark Rutte warned today that the military alliance must prepare for war with Russia on a scale 'our grandparents or great-grandparents endured'

Nine things you should know after NATO's Secretary General warned the alliance to 'prepare for war'

NATO Secretary Mark Rutte addressed heads of countries in the military alliance at a major meeting in Berlin on Thursday, as the group continues to weigh its response to Ukraine peace efforts.

He made the comments in direct reference to Russia and Vladimir Putin, insisting the despot would target member nations next after invading Ukraine.

He said: "We are Russia's next target. And we are already in harm's way. Russia has brought war back to Europe, and we must be prepared for the scale of war our grandparents and great gra

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