.WHEN RUSSIA invaded in February 2022 Ukraine rarely possessed a navy. The guardians scuttled their one frigate to prevent Russia coming from seizing it. Pair of years eventually Ukraine is actually struggling to hold off a Russian onslaught on land-- yet it is gaining the war in the Black Sea as well as has damaged the Russian clog of its own grain ships. Its own victories have often depended on fast technological development: every other navy depends on crewed ships to combat, however Ukraine has developed a squadron of drone watercrafts, or uncrewed surface area lorries (USVs). How are they shaping the battle mixed-up?