This issue brief explores the impact of Sweden and Finland’s NATO membership on the High North. Having Sweden and Finland in NATO strengthens the influence of the Alliance in the High North, as it responds to Russia's military buildup and China's regional interests. Deterring aggression while maintaining Arctic stability amidst rising geopolitical tensions will require new defense priorities and enhanced Nordic collaboration.

NATO is approaching its ninth round of enlargement. The accession of Sweden and Finland—two solid democracies and defenders of the international-rules based order—into the Alliance will strengthen the core of the transatlantic community.

Sweden's largest military exercise in twenty-five years highlights the strategically important island of Gotland in defending NATO allies.