.WHEN RUSSIA invaded in February 2022 Ukraine barely possessed a navy. The guardians scuttled their one frigate to prevent Russia coming from appropriating it. Pair of years later Ukraine is actually struggling to hold back a Russian aggression on land-- but it is actually gaining the battle Ocean and has cracked the Russian clog of its own surface ships. Its own triumphes have actually commonly relied on quick technological advancement: every other naval force depends on crewed ships to fight, but Ukraine has actually built a squadron of drone watercrafts, or uncrewed surface area autos (USVs). How are they forming the war mixed-up?