.WHEN RUSSIA attacked in February 2022 Ukraine rarely had a navy. The protectors scuttled their one frigate to stop Russia from appropriating it. Two years eventually Ukraine is battling to hold off a Russian offensive on land-- but it is winning the war Ocean as well as has actually cracked the Russian blockade of its own grain ships. Its triumphes have frequently depended upon quick technological advancement: intermittent naval force relies on crewed ships to combat, however Ukraine has actually constructed a fleet of drone watercrafts, or uncrewed surface area motor vehicles (USVs). How are they forming the war mixed-up?