Estonia summoned a Russian diplomat to protest after three Russian fighter aircraft entered its airspace without permission Friday and stayed there for 12 minutes, the Foreign Ministry said. It happened just over a week after NATO planes downed Russian drones over Poland and heightened fears that the war in Ukraine could spill over.

Foreign Minister Margus Tsahkna said Russia violated Estonian airspace four times this year "but today's incursion, involving three fighter aircraft entering our airspace, is unprecedentedly brazen."

Estonian Defense Minister Hanno Pevkur said the government decided "to start consultations among the allies" under NATO's article 4, he wrote on social media, after Russian jets "violated our airspace yet again."

The North Atlantic Council, NATO's principal poli

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