France, June 2 -- Denmark's Prime Minister Mette Frederiksen warned regional allies Monday that a NATO target to boost defence spending by 2032 would come "too late", as countries arm in response to Russia's invasion of Ukraine. She was speaking at a summit in Vilnius, attended by Ukraine's leaderVolodymyr Zelensky.

The NATO summit in Vilnius on 2 June brought together the alliance's eastern flank members - the Bucharest Nine -along with Nordic countries.

The one-day summit focused on strengthening security and defense amid ongoing Russian aggression in Ukraine. The meeting comes ahead of the full NATO summit later this month in The Hague.

Ukrainian President Volodymyr Zelensky, who attended the Vilnius summit, reiterated his demand to...