.WHEN RUSSIA infested in February 2022 Ukraine hardly had a naval force. The protectors scuttled their one frigate to prevent Russia from appropriating it. Two years eventually Ukraine is actually struggling to hold off a Russian onslaught ashore-- yet it is gaining the battle in the Black Sea and has damaged the Russian blockade of its grain ships. Its triumphes have actually typically depended upon fast technological advancement: intermittent naval force relies upon crewed ships to fight, but Ukraine has created a line of drone watercrafts, or uncrewed area cars (USVs). Exactly how are they shaping the battle at sea?