#Naval forces

Ukraine has achieved what seemed improbable even in military theory: without a conventional navy, it has systematically eroded the offensive power of a far stronger maritime power—in waters long treated as its own backyard.

Russia conducted a covert submarine operation in and around UK waters. This is not the first time Moscow has encroached upon British sovereignty. In fact, this is part of a wider pattern of Russian hybrid activity against the UK and Europe as a whole.