On Nov. 18, hours after two communication cables were severed in the Baltic Sea, 30 NATO vessels and 4,000 military staff took to the same body of water for one of northern Europe's largest naval exercises.
The 12-day 'Freezing Winds' drill was part of a push to step up the transatlantic defense alliance's protection of infrastructure in waters that carry 15% of global shipping traffic and are seen as increasingly vulnerable to attack.
The Baltic Sea is bordered by eight NATO countries and Russia. There have been at least three incidents of possible sabotage to the 40-odd telecommunication cables and critical gas pipelines that run along its relatively shallow seabed since 2022, when Russia invaded Ukraine.
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