.WHEN RUSSIA penetrated in February 2022 Ukraine rarely had a naval force. The defenders scuttled their one frigate to stop Russia coming from appropriating it. 2 years later Ukraine is actually battling to keep back a Russian onslaught on land-- however it is gaining the battle Sea as well as has actually broken the Russian clog of its own surface ships. Its own triumphes have frequently relied on fast technological advancement: every other naval force relies on crewed ships to eliminate, however Ukraine has actually developed a squadron of drone boats, or uncrewed surface automobiles (USVs). Exactly how are they shaping the battle mixed-up?