<ul><li>NATO countries that share a strategically important sea with Russia are increasing their presence and purchasing more warships.</li><li>Denmark, Lithuania, Poland, Estonia, and Sweden have announced plans to acquire or build more naval vessels.</li><li>The Baltic Sea is a major trade and telecomms route and has experienced increased patrols and alleged sabotages of undersea cables.</li><li>Sweden, a recent NATO member, is enhancing its submarine capabilities, which are well suited for the Baltic Sea.</li></ul>

NATO's presence in a strategic sea it shares with Russia is about to get bigger

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