.WHEN RUSSIA occupied in February 2022 Ukraine scarcely had a naval force. The guardians scuttled their one frigate to stop Russia coming from appropriating it. Two years later Ukraine is actually having a hard time to keep back a Russian aggression on land-- but it is actually gaining the battle in the Black Ocean and has actually damaged the Russian clog of its surface ships. Its success have actually usually depended on rapid technical development: every other navy relies upon crewed ships to overcome, yet Ukraine has built a squadron of drone boats, or even uncrewed surface area cars (USVs). Exactly how are they shaping the battle mixed-up?