Four undersea cables have been damaged in the Baltic Sea since the start of 2025, while dozens of incidents involving flights over European coastal infrastructure, including military facilities, have also been recorded.
Source: Centre for Transport Strategies, an independent Ukrainian information and consulting centre, citing the Armed Conflict Location and Event Data Project
Details: Russia's so-called shadow fleet of oil tankers is functioning as an active platform for hybrid warfare against European nations.
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It enables sabotage of undersea infrastructure and drone surveillance over military and critical facilities in the Baltic and North Sea, the Centre says.
