.WHEN RUSSIA infested in February 2022 Ukraine rarely had a navy. The guardians scuttled their one frigate to avoid Russia coming from appropriating it. 2 years later on Ukraine is straining to hold back a Russian aggression ashore-- yet it is actually winning the war Ocean and has actually damaged the Russian clog of its grain ships. Its own success have actually usually relied on rapid technological advancement: every other navy depends on crewed ships to eliminate, but Ukraine has actually constructed a fleet of drone boats, or even uncrewed surface area vehicles (USVs). How are they forming the battle mixed-up?