.WHEN RUSSIA invaded in February 2022 Ukraine rarely had a navy. The guardians scuttled their one frigate to stop Russia coming from appropriating it. Two years eventually Ukraine is actually straining to keep back a Russian aggression on land-- but it is winning the battle Ocean as well as has actually cracked the Russian clog of its surface ships. Its triumphes have actually often depended upon quick technological technology: intermittent naval force relies upon crewed ships to fight, however Ukraine has constructed a fleet of drone watercrafts, or even uncrewed area automobiles (USVs). Exactly how are they shaping the war mixed-up?