.WHEN RUSSIA occupied in February 2022 Ukraine rarely possessed a navy. The defenders scuttled their one frigate to avoid Russia coming from seizing it. Pair of years later on Ukraine is actually having a hard time to keep back a Russian aggression on land-- yet it is succeeding the war Ocean and has actually cracked the Russian clog of its surface ships. Its own triumphes have often depended on fast technical technology: every other naval force counts on crewed ships to overcome, however Ukraine has built a fleet of drone watercrafts, or uncrewed surface area automobiles (USVs). Just how are they molding the war mixed-up?